2.5 G (2.5 Generation) era after era, it is between 2G and 3G, that is, 2.5 G 2.5 G in this era as technology GPRS (General Packet Radio Service) is used to increase speed of data transmission over GPRS, 2 G era technology can send data at speeds up to 115 kbps, but the speed of GPRS usage will be limited to approximately 40 kbps, which is only 2.5 G era, it will be an era that began with the use of the service on the part of more information and send messages SMS MMS comes as it developed from a mobile phone, began to change from a black and white screen color screen is coming. Ringtones from Polyphonic-just Monotone, it is True, including tone.
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