Tell me about GSM phones
GSM Unlocked New World Phones are Unlocked GSM Phones which can be used with Any GSM Wireless Network Anywhere in the World.
The Term Unlocked is meant for Cellular Phones which have not been subsidized and Locked by any Wireless Services Provider, therefore, unlocked phones can work with any GSM Wireless Service anywhere in the World.
GSM is a Wireless Platform and the technology that carries the signal back and forth from the phone to the receiver (Receiving Towers).
Unlocked GSM Phones will only work on GSM Platform that means that your Wireless Service Provider has to be a GSM Service Provider. In the USA, T-Mobile, Cingular GSM and AT&T Digital GSM are the popular companies that use GSM Technology to provide Wireless Services to their end users.
SIM Card, also called the Smart Card is a small chip that contains your wireless service account information. You can insert the SIM Card into any unlocked GSM phone and instantly transfer your phone number and account to the new phone. If the Phone is locked, it may not accept your SIM Card.
Tri Band World is a Term used for Phones that will work with 900/1800/1900 MHz Frequencies.
There is and Tri Band North America which refers to Phones that will work with 850/1800/1900 MHz Frequencies.
Quad Band is a Term used for Phones that will work with 850/900/1800/1900 MHz Frequencies.
The Popular Frequency in USA is 1900 MHz and now also 850 Mhz.
In Europe, Australia, Asia and Africa, the popular frequencies range between 900-1800 MHz.
South America and the Caribbean's have a mix of 1900 along with 900/1800 MHz.
Simply known as a cable replacement technology, Bluetooth is a radio-frequency standard that functions as a personal-area network (PAN). It replaces cable-based connections, like USBs, with short-range wireless connections. The technology can be applied between desktops and notebook computers, handhelds, PDAs, mobile phones, camera phones, headphones, printers, digital cameras, headsets, keyboards and computer mice.
Enhanced Data GSM Environment (EDGE) is a faster GSM wireless service that can deliver data at rates up to 384 Kbps on a broadband. The standard is based on the GSM standard and uses TDMA.
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3G is an International Telecommunication Union (ITU) specification for the third-generation mobile communications technology that was created for high-speed transfer of data and multimedia content, such as video, downloads, music and interactive games. 3G aims to increase bandwidth up to 384 Kbps when a device is stationary or moving at pedestrian speed, 128 Kbps in a car, and 2 Mbps in fixed applications. 3G will work over wireless air interfaces, such as GSM, TDMA, and CDMA. The new EDGE service was developed specifically to meet the bandwidth needs of 3G.