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Mint mobile gsm or cdma - 2. Network Coverage. Tello Mobile runs on T-Mobile's network and includes 5G access for some cust

Going with a T-Mobile MVNO has never been more reliable, and with the adoption

It’s an independent operation and relies on Verizon for CDMA coverage and T-Mobile for GSM connections. You may not find a coverage map, ... Mint Mobile is an affordable alternative. You can ...Go to Settings Connections Mobile networks Access Point Names of your Realme X7. Press Add on right top corner. If Realme X7 has already set values for Mint Mobile 2 for any fields below leave them. Change the other fields as below. Restart Realme X7 to apply new Mint Mobile 2 APN settings. For Realme X7, when you type Mint Mobile APN settings ...AT&T announced that it phased out its 3G network beginning in February 2022. Verizon announced that it will finish shutting down its 3G network by December 31, 2022. T-Mobile announced that it finished shutting down Sprint's 3G CDMA network as of March 31, 2022 and Sprint's 4G LTE network as of June 30, 2022.Tello 5G & 4G LTE network coverage. Tello is an MVNO that's powered by the T-Mobile network to bring you nationwide coverage with 5G and high-speed data. And with a low-cost carrier like Tello Mobile, you get access to T-Mobile's network at a fraction of the cost. Not owning their own network and being online-based means they can offer …T-Mobile network uses GSM technology, which means that Mint Mobile focuses on GSM devices. However, since 2015 GSM and CDMA phones all use SIM cards, which means that both types of technology may be used interchangeably on GSM and CDMA networks as long as the compatibility is confirmed.Both CDMA and GSM are the global standards for cell phone …Mint only works on GSM / UMTS Network Mode When I set the APN settings to global or …Here's how: 1. Start by finding the model number of your phone. This can usually be found in the device settings or on the back of the phone itself. 2. Once you have the model number, search for it online and look for a reliable source that provides detailed information about the phone's specifications. 3.With H2O, you’ll get a maximum download speed of 8 Mbps when you’re getting 4G LTE service. To put that into perspective: the latest Opensignal report says that AT&T’s network is averaging download speeds of 29.1 Mbps. That’s 363% faster than the maximum speeds that H2O customers will receive!1.Top 3 Mobile Phones With CDMA are as follows: Infinix Note 12: 50 MP + 2 MP Triple Rear & 16 MP Front Camera, 2 GHz Processor, 5000 mAh Battery with 33W Fast Charging, 3G, 4 GB RAM; Nubia Red Magic 7S: 1080 x 2400 px, 5G, VoLTE, 8 GB RAM, Dual Sim; Infinix Note 12 (6GB RAM + 128GB): Memory Card Supported, 2 GHz Processor, 2400 x 1080 px Display with Punch Hole, Android v11, Wi-FiAmerica's wireless carriers run on three different networks — CDMA, GSM, and LTE. Depending on your location, there may be a variety of cell towers operating these networks nearby. ... US Mobile: Mint Mobile: Visible: T-Mobile: Duration: 50 days: 7 days: 14 days: 30 days or 30 GB (whichever is first) Data: 50 GB: 250 MB: Unlimited* 30 GB ...LG G3 supports Mint Mobile 2G on GSM 1900 MHz. Mint Mobile 3G APN with LG G3 D855. LG G3 D855 supports Mint Mobile 3G on HSDPA 2100 MHz. It will also support Mint Mobile 3G on HSDPA 1900 MHz only in some areas of United States. Mint Mobile 4G LTE APN with LG G3. Compatibility of LG G3 with Mint Mobile 4G depends on the modal variants D851, D852 ...Serving up well-rounded options at competitive prices, Metro by T-Mobile is one of our top picks for prepaid cell phone plans. metro by T-Mobile. 3.5. Uses T-Mobile network. Affordable prices. Prepaid phone plan. Data deprioritization and data caps. View plans.CDMA shows an effective download speed of about 1 megabit per second, while GSM claims speeds of up to 7 Mbps. Testing has put the practical speed of GSM closer to 2.11 Mbps, which is twice as fast as CDMA. EDGE is three times faster than GSM and is built upon that standard. It is designed to accommodate streaming media on mobile devices.GSM stands for Global System for Mobile communication, while CDMA stands for Code Division Multiple Access GSM uses FDMA (Frequency division multiple access) and TDMA (Time division multiple access). GSM supports transmitting data and voice both at once, but CDMA does have not this feature. The main distinction between GSM and CDMA is that in GSM, the customer information is put on a SIM card ...Insert SIM, Turn On, & Accept Prompt. Unlocked for freedom to choose …Feb 10, 2022 · Why choose GSM vs CDMA? Considering where technology is headed, when it comes to GSM vs CDMA, GSM is the clear choice when choosing a wireless carrier. If you’re using a Big Wireless carrier, you’re already paying more than enough for phone service… you shouldn’t have to spend valuable time asking your carrier’s permission whenever ... Mint Mobile is compatible with unlocked GSM devices, which means you can bring your own device or purchase one directly from them. It's important to note that Mint Mobile does not support CDMA devices, so if you have a CDMA-only phone, you won't be able to use it with their service.Why choose GSM vs CDMA? Considering where technology is headed, when it comes to GSM vs CDMA, GSM is the clear choice when choosing a wireless carrier. If you’re using a Big Wireless carrier, you’re already paying more than enough for phone service… you shouldn’t have to spend valuable time asking your carrier’s permission whenever ...Insert SIM, Turn On, & Accept Prompt. Unlocked for freedom to choose …Simple Mobile Keep Your Own Phone CDMA SIM Kit, No Airtime - Prepaid. Add $ 0 98. Simple Mobile Keep Your Own Phone CDMA SIM Kit, No Airtime - Prepaid. 68 3.7 out of 5 Stars. 68 reviews. Save with. Shipping, arrives in 3+ days. Boost Mobile Preloaded 1mo/15GB SIM Kit. Add $ 29 88.1 thg 5, 2023 ... CDMA phones use Verizon or Sprint. GSM use T-Mobile or AT&T. $35. 2 GB, Unlimited Talk and Text. Ting.For your iPhone SE, if you had the "Sprint" model, you actually had the Global version, which means you had a few extra LTE bands that Sprint uses. But you have everything that the "GSM" model of the iPhone SE can access. So your coverage on Mint won't be worse with your iPhone SE than it would be with an iPhone SE specific to T-Mobile. Source:SAMSUNG Galaxy A54 5G Dual SIM (256GB, 8GB) 6.4" 120Hz AMOLED, Octa-Core, 50MP Camera, 4G Volte (GSM Unlocked for T-Mobile, Metro, Global) International Model A546E/DS (w/ 25W Charge Cube, Lime) 4.3 out of 5 stars 18All mobile phones are designed and manufactured by/for Motorola Mobility LLC, a wholly owned subsidiary of Lenovo. Expedited shipping: Some orders with multiple products and with anticipated inventory won't be available for Expedited shipping, if you don't see the option at checkout, your order will be sent with normal ground deliveryDoes Spectrum Mobile use CDMA or GSM? CDMA and GSM are the two technologies used in cell phones and help fill in the gap when 4G is not available. If your phone is only a few years old it's likely to be compatible with both technologies which make it easy to switch carriers. Verizon uses the CDMA network so Spectrum Mobile is compatible with ...Your phone’s 3G compatibility also needs to take into account whether your phone uses the Code Division Multiple Access (CDMA) or Global System for Mobiles (GSM) network. AT&T and T-Mobile use GSM, while Verizon uses CDMA. That means it’s easier to switch with AT&T and T-Mobile than it is with Verizon. But as we mentioned, …It mainly depends on GSM and CDMA carriers. Request customer care for unlocks code. Insert a blocked SIM and switch on the device. Press the select key and enter unlock code. ... Yes, Mint mobile uses T-Mobile's GSM-based network, any phone which is GSM-based can be used with mint SIM as long as it is unlocked.Please confirm compatibility with your chosen carrier before purchasing. For support with SIM card or network related issues, please contact your carrier for assistance in connecting your device to the chosen compatible network. A list of compatible networks include: Boost, Cricket, H2O Wireless, Metro, Net10, Simple Mobile, T-Mobile, and Tracfone.For iPhone: go to “Settings” > “General” > “About”. For Android: go to “Settings” > “About Device” > “Status”. For all phones: dial #06# then press call, and your IMEI number will appear. 2. Find your carrier’s BYOD page. Next, find your carrier’s Bring Your Own Device (BYOD) page — we’ve listed some of them ... GSM / CDMA / HSPA / EVDO / LTE / 5G: 2G bands: GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) CDMA 800 / 1900 : 3G bands: ... 08 May 2021 T-Mobile offers Mom a free iPhone 12 with eligible trade-in this weekend only. 08 Apr 2021 LG confirms up to three Android OS updates for premium smartphones .May 14, 2023 · Mint Mobile is a cellular service company founded in August 2016 in Costa Mesa, CA. It has become quite a popular cell phone service provider offering affordable and unlimited plans based on your monthly budget – and it also comes with tons of unique advantages and disadvantages. The ZTE MAX Connect can support T-Mobile, Metro by T-Mobile, Sprint, Gen Mobile, Boost Mobile, Simple Mobile, Ultra Mobile, Red Pocket, Republic Wireless and other GSM Networks. RELIABLE - A dual-band Wi-Fi connection supports 2.4 GHz and 5GHz to ensure a reliable connection.Buy MINT LG G8X ThinQ 128GB LM-G850UM 6.4 in OLED Display AT&T 6GB RAM 4G LTE Android 9.0 (Pie) w/ Snapdragon 855 Dual 12MP + 13MP Camera 21W Fast Charging Smartphone - Aurora Black with fast shipping and top-rated customer service. Once you know, you Newegg!LG V60 ThinQ 5G Android smartphone. Announced Feb 2020. Features 6.8″ display, Snapdragon 865 5G chipset, 5000 mAh battery, 256 GB storage, 8 GB RAM, MIL-STD-810G compliant, Corning Gorilla Glass 5.Mint Mobile - Best value 2. Verizon - Best coverage 3. Visible - Best unlimited data 4. AT&T - Best prepaid deal. Our search for the best prepaid plans highlights low-cost offerings that include ...2. Network Coverage. Tello Mobile runs on T-Mobile's network and includes 5G access for some customers. This is a change for Tello. Prior to the merger of T-Mobile and Sprint, Tello provided service using Sprint's network. Check Tello's coverage map here.Mar 29, 2023 · Mint Mobile: Get T-Mobile coverage for as little as $15/month. Mint Mobile uses T-Mobile's network to provide great coverage that you purchase in 3, 6, or 12-month increments of time. There are ... Mint Mobile does not use Verizon's network. It uses T-Mobile 's network. This is pretty good news for Mint customers. Even though T-Mobile's network has worse rural coverage than Verizon's, it has faster data speeds and a more powerful 5G network. ... Many older phones only operate on GSM or CDMA networks. If you use an older phone ...Because AT&T uses bands 2,4,5,17, and 30 for LTE mostly. Out of that list, only band 5 (850) is supported and I personally haven't seen much of this band in the USA to say where it covers exactly. Because they typically use either the B17 (700 bc) or B2/B4 bands in the US in most places.The Global System for Mobile communication (GSM) is a specific standard that was created to describe protocols for 2G cellular networks used by cell phones. An unlocked GSM phone means that the phone can access any carrier service that uses GSM technology. Understanding the difference between a locked and an unlocked phone is tricky and … What does the term GSM unlocked mean? Read More »As of now, Xfinity Mobile (XM) has not released any official correspondence relating to this matter. Judging from the article itself, it sounds like Verizon is preemptively taking actions to reduce and eventually remove order devices/technology from the network. The article indicates that by 1/1/2021, support for CDMA devices "may receive ...The radiations emitted by CDMA devices are comparatively low. Flexibility offered. The GSM technology is more flexible when compared to CDMA. You can switch your Sim between multiple devices. CDMA technology is not very flexible. They make it hard for users to switch Sim between Mobile phones. SIM Card.Red Pocket Mobile offers calling plans on every major network in the U.S. Our plans work with nearly any phone! Even certain phones locked to the Verizon Wireless, T-Mobile, or AT&T network may work with one of our plans. For the most seamless activation experience and to ensure compatibility, Red Pocket Mobile recommends using a GSM unlocked ...Mar 20, 2018 · Below, we've listed the service providers that accept both GSM and CDMA phones. Ting. Net 10. TracFone. StraightTalk. ROK Mobile. The carriers above accept a wider variety of phones than carriers that only support one technology. Learn more about GSM and CDMA by reading this article. If you have a Sprint phone here is a list of plans and ... Customer Care. Speak with a real human. 7 days a week from 5 a.m.-7 p.m. PST. Call (800) 683-7392. Whether you need help with activation, your phone, your plan, or more we have you covered. Start your search with our Help Center. Mint Mobile is here to help.With Mint Mobile, you can totally bring your own phone and still get the best price...we won't make it weird. As long as you’re cool with how your current phone’s working, we’re cool with it. Just make sure it's unlocked and …1 thg 5, 2023 ... CDMA phones use Verizon or Sprint. GSM use T-Mobile or AT&T. $35. 2 GB, Unlimited Talk and Text. Ting.OnePlus 6 is compatible with Mint Mobile GSM, Mint Mobile HSDPA and Mint Mobile LTE. To configure Mint Mobile APN settings with OnePlus 6 follow below steps. ... GSM / CDMA / HSPA / LTE: Speed : HSPA 42.2/5.76 Mbps, LTE-A (6CA) Cat18 1200/200 Mbps: Network frequencies :GSM stands for Global System for Mobile communication, while CDMA stands for Code Division Multiple Access GSM uses FDMA (Frequency division multiple access) and TDMA (Time division multiple access). GSM supports transmitting data and voice both at once, but CDMA does have not this feature. The main distinction between GSM and CDMA is that in GSM, the customer information is put on a SIM card ...Search Criteria. Mint Mobile View carrier details United States View country details. Select a device to see a full compatibility report with Mint Mobile - United States. Displaying device models 1 - 10 of 19105 in total. Name. # of supported bands. Band compatibility. Release Date . Name.Best 5 offers last validated for October 12th, 2023. When you buy through links on RetailMeNot we may earn a commission. Promo. Code. Code. Free $15 Credit on 1st Renewal for New Customers. Added by atmath100332021. 35 uses today. Show Code.Apple iPhone SE (2020) 128GB GSM/CDMA Fully Unlocked Phone - Black (Certified Used) Add $ 135 00. current price $135.00. Apple iPhone SE (2020) 128GB GSM/CDMA Fully Unlocked Phone - Black (Certified Used) ... COOLPAD Belleza 3321 T-MOBILE GSM Unlocked 8GB 4G LTE Big Button Keypad Flip Phone, Gray. Add. Now $ 42 95. current price Now $42.95.Samsung Galaxy S22 5G (Dual SIM model only) supports Mint Mobile 2G on GSM 1900 MHz. Mint Mobile 3G APN with Samsung Galaxy S22 5G. ... GSM / CDMA / HSPA / EVDO / LTE / 5G: Speed : HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G: Network frequencies : GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only)Step 1: Check your phone's compatibility. If you're planning to bring your phone with you to Cricket Wireless, you'll first need to make sure it will work on Cricket's network. Cricket is a GSM carrier, meaning it can only accept phones that work on GSM networks (like those from AT&T and T-Mobile, for example).Hello, I've been looking around for a new phone plan, new phone, etc. I know that Mint Mobile uses the GSM network stuff. I want to try out the…Tello 5G & 4G LTE network coverage. Tello is an MVNO that's powered by the T-Mobile network to bring you nationwide coverage with 5G and high-speed data. And with a low-cost carrier like Tello Mobile, you get access to T-Mobile's network at a fraction of the cost. Not owning their own network and being online-based means they can offer …To switch to T-Mobile, go to a T-Mobile store or call 1-800-937-8997, and a support staff can assist you in switching from Sprint to T-Mobile. Tags Is T Mobile GSM or CDMA Carriers Subscribe to Email Updates :Navigate to Settings, and swipe to and tap About phone.Tap Software information and then swipe to Service provider software version.Here you will be able to see the sale code, network code, and carrier ID which can help you identify the carrier. If you have a SIM card inserted, you can also navigate to Settings and then swipe to and tap About phone.Tap Status information, and then tap SIM card ...Service plans: Every Ultra plan offers free, unlimited international text and calling to over 80 countries. The main difference between plans is the full-speed data allotment, which ranges from 1GB to unlimited. Ultra does not offer family plans. Performance: Ultra uses T-Mobile’s nationwide network. That means super fast speeds …Global System for Mobile Communications (GSM) was first deployed in Finland in 1991 and is commonly used around the globe with availability in more than 200 countries. AT&T and T-Mobile are GSM wireless networks. Code-division multiple access (CDMA) is used mainly in the US. Verizon uses CDMA technology and is the largest wireless carrier in the US, but CDMA's market share around the world is ...Demands for mobile data use continue to rise. 2G and 3G, CDMA and GSM, are inefficient uses of the airwaves. 4G and 5G compress more information into each hertz of airwaves, and can combine ...Shop for Mint Mobile Unlocked Cell Phones at Best Buy. Find low everyday prices and buy online for delivery or in-store pick-up ... GSM. 4G. CDMA. 2G. LTE. 3G. Show More; Internal Storage Capacity. 1000 gigabytes. 512 gigabytes. 256 gigabytes. 128 gigabytes. 64 gigabytes. 32 gigabytes. 16 gigabytes. ... Mobile Site Best Buy Canada.New Iphone GSM / CDMA? : r/mintmobile Hello, I've been looking around for a new …Mar 29, 2023 · Mint Mobile: Get T-Mobile coverage for as little as $15/month. Mint Mobile uses T-Mobile's network to provide great coverage that you purchase in 3, 6, or 12-month increments of time. There are ... If you’re coming from T-Mobile or AT&T, which both run on GSM networks, your phone will likely be good to go as long as you unlock it and purchase a Metro SIM card. If you’re switching from Verizon, though, you may run into issues, since both of those carriers run on CDMA. We have an easy guide to help you find out whether your phone …T-Mobile offers more variety than Mint. There's a talk and text only plan with no data. There are several limited-data options. And there are also three different unlimited data plans that offer different perks and data caps. The Essentials plan comes with a 50 GB cap (after which speeds will be slowed) and few perks.Network Compatibility. Not all phones support all networks. It's you have to determine which network you use. BLU Cell Phones supports AT&T, Cricket Wireless, Metro PCS, H2O Wireless, Net10, Simple Mobile, T-Mobile, Tracfone Wireless & other GSM networks. The BLU Phones are not compatible with CDMA networks like Verizon Wireless, Sprint, or ...Samsung S21 5G (128GB) GSM/CDMA Unlocked Pre-Owned Smartphone - Gray. Samsung. ... buy online & pick up in stores shipping include out of stock same day delivery AT&T BOOST Mobile Consumer Cellular Cricket Mint Mobile Simple Mobile Sprint T-Mobile Total by Verizon Total Wireless TracFone universal unlocked Unlocked Verizon Samsung Galaxy A03s ...T-Mobile is a GSM network carrier and works with GSM cell phones. GSM - which stands for Global System for Mobile Communications - is one of two types of wireless frequencies used for cell phone service. CDMA and GSM provide 3G service to fill in the gaps when your 4G signal drops. Cell phone technology has evolved to allow most smartphones to ...Save Big on new & used Mint Mobile Cell Phones & Smartphones from top brands like Samsung, Apple, LG & more. Shop our extensive selection of products and best online deals. ... Samsung Galaxy S21 Ultra G998U1 5G 128GB Black Fully Unlocked GSM+CDMA EXCELLENT. $384.48. 242 sold. eBay Refurbished. Apple iPhone X | XR | XS | XS Max - 64GB 128GB ...Xiaomi Redmi Note 11 (China) Android smartphone. Announced Oct 2021. Features 6.6″ display, MT6833P Dimensity 810 chipset, 5000 mAh battery, 256 GB storage, 8 GB RAM.SIM cards: Before the advent of 4G LTE, the obvious difference between GSM and CDMA devices was with regard to the SIM card. GSM handsets came with a SIM card slot, while CDMA phones did not. In ...However, compared to Verizon Wireless’ postpaid plans, you’ll still be saving on your phone bill with Walmart Family Mobile. Verizon’s unlimited postpaid plans begin at $70 per line for one line. 2. Network Coverage. Walmart Family Mobile provides access to Verizon Wireless’ 5G and 4G/LTE networks.Code-division multiple access (CDMA) is a channel access method used by various radio communication technologies. CDMA is an example of multiple access, where several transmitters can send information simultaneously over a single communication channel.This allows several users to share a band of frequencies (see bandwidth).To permit this without undue interference between the users, CDMA ...GSM 850 / 900 / 1800 / 1900 : CDMA 800 / 1900 : 3G bands: HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 : CDMA2000 1xEV-DO : 4G bands: ... My experience with Samsung foldable Mobile is very bad. The ...Verizon phones will not work will mint mobile. Mint uses gsm network (t mobile) verizon uses CDMA. It won't work. ... (CDMA or GSM ) even a band that works for your phone and carrier might not cover your area, although that's usually in the country or rural areas. T mobile specific phones will work as well since it's the same bands.Verizon is a CDMA network carrier and works with CDMA cell phones. CDMA stands for Code Division Multiple Access. CDMA and GSM are the two 3G wireless frequencies that provide service when you don't have a 4G signal. While you should always verify device compatibility, many phones produced in the past few years work with both GSM and CDMA networks.(651) 651 product ratings - Apple iPhone 6 - 64GB - Space Gray (Unlocked) A1586 (CDMA + GSM) $45.00 Trending at $80.00 eBay determines this price through a machine learned model of the product's sale prices within the last 90 days.Samsung S21 5G (128GB) GSM/CDMA Unlocked Pre-Owned Smartphone - Gray. Samsung. ... buy online & pick up in stores shipping include out of stock same day delivery AT&T BOOST Mobile Consumer Cellular Cricket Mint Mobile Simple Mobile Sprint T-Mobile Total by Verizon Total Wireless TracFone universal unlocked Unlocked Verizon Samsung Galaxy A03s ...Does Mint Mobile have good network coverage? Mint Mobile 20GB Mint Mobile 20GB plan Unlimited talk & text T-Mobile 5G & 4G networks $15 /mo* * Only $45 for 3 Months See Details Mint Mobile 15GB Mint Mobile 15GB plan Unlimited talk & text T-Mobile 5G & 4G networks $15 /mo* * Only $45 for 3 Months See Details Mint Mobile 5GB Mint Mobile 5GB plan14 thg 5, 2023 ... Is Mint Mobile GSM or CDMA? Mint Mobile is for GSM-based networks only. Since Mint Mobile operates on T-Mobile's GSM-based network, you can ...Spectrum Mobile 1GB. Verizon 5G & 4G LTE network. Unlimited talk and text. 1GB data. $14 /mo. View Plans. This Spectrum Mobile 1GB plan includes unlimited mins, unlimited texts and 1GB data for only $14 per month. Spectrum Mobile plans offers wireless coverage on the Verizon 5G and 4G LTE network.Long answer: All Mint Mobile plans allow you to choose how much 5G • 4G LTE data you need each month—5GB, 12GB, 20GB or Unlimited (first 40GB at 5G • 4G LTE speeds). When you hit your data limit, we don’t cut you off, we just slow it down. If you need more data, then you can purchase a once-monthly data add-on in your account. Or, if you find …South Korea uses the code division multiple access standard for its mobile phone network. Along w, LG G Stylo (CDMA) compatibility with Mint Mobile LG G Stylo (CDMA, CDMA and GSM were the technology standards that mattered years ago. All carriers use 4G LTE , Global System for Mobile Communications (GSM) was first deployed in Finland in 1991 and is commonly used aroun, 5G Capability Yes. Display 6.1" OLED FHD+ Display (90 Hz refresh rate), GSM/CDMA + 5G CDMA + LTE GSM + LTE CDMA GSM GSM/CDMA Screen size All 6, Mint only works on GSM / UMTS Network Mode When I set the APN settings to global or …, Smartphones from AT&T and T-Mobile are GSM-compatibl, Save Big on new & used Mint Mobile Cell Phones & Sm, Guys - Does Mint Mobile switch between GSM & CDMA automatic, If US Cellular does have GSM then you will need a s, Navigate to Settings, and swipe to and tap About phone.Tap Software i, Boost Mobile is powered by the AT&T & T-Mobile 5G & 4, Instantly connect to Mint Mobile digitally with esim., Freedom does not have a GSM or CDMA network. It has a 3G , As phones got slimmer and manufacturers made efforts , Is Mint Mobile SIM card CDMA or GSM? Mint Mobile uses T-Mobile, AT&T is always GSM, T-Mobile is always GSM, whi.