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2. Cellular frequencies - Wikipedia

   en.wikipedia.org/wiki/Cellular_frequencies

   In Russia and some other countries, local carriers received licenses for 450 MHz frequency to provide CDMA mobile coverage area. Many GSM phones support three bands (900/1,800/1,900 MHz or 850/1,800/1,900 MHz) or four bands (850/900/1,800/1,900 MHz), and are usually referred to as tri-band and quad-band phones, or world phones; with such a ...

3. TracFone Wireless - Wikipedia

   en.wikipedia.org/wiki/TracFone_Wireless

   TracFone Wireless was established in 1996 as Topp Telecom Inc., a prepaid mobile phone company, in Miami, Florida. It was founded by David Topp and F.J. Pollak. Pollak acted as the CEO of Tracfone until his death in 2016. [2] In February 1999, Topp received a major infusion of capital from Telmex, Mexico's largest telephone company. Telmex paid ...

4. GSM frequency bands - Wikipedia

   en.wikipedia.org/wiki/GSM_frequency_bands

   There are no publicly advertised handsets for GSM-450 available. Very few NMT-450 networks remain in operation. Overall, where the 450 MHz NMT band has been licensed, the original analogue network has been closed, and sometimes replaced by CDMA. Some of the CDMA networks have since upgraded from CDMA to LTE (LTE band 31).

5. List of mobile virtual network operators in the United States

   en.wikipedia.org/wiki/List_of_mobile_virtual...

   Mobile virtual network operators (MVNOs) in the United States lease wireless telephone and data service from the four major cellular carriers in the country—AT&T Mobility, Boost Mobile, T-Mobile US, and Verizon—and offer various levels of free and/or paid talk, text and data services to their customers.

6. CDMA frequency bands - Wikipedia

   en.wikipedia.org/wiki/CDMA_frequency_bands

   This page was last edited on 4 November 2023, at 10:12 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.

7. List of devices using Qualcomm Snapdragon systems on chips

   en.wikipedia.org/wiki/List_of_devices_using...

   Model number Sampling availability Devices APQ8060 [1]: 2011 HP TouchPad • HTC Amaze 4G, Jetstream, Raider 4G, Vivid • Le Pan II • LG Nitro HD • Pantech Element; Samsung Galaxy S II X (SGH-T989D), Galaxy S II LTE, Galaxy S Blaze 4G, Galaxy Tab 7.7 LTE