General Packet radio service (GPRS) is a Packet oriented mobile data service available to users of the 2G cellular communication systems global system for mobile communications (GSM), as well as in the 3G systems. In the 2G systems, GPRS provides data rates of 56-114 kbit/s.
標簽：
service
Packet
available
oriented
上傳時間：
2014-01-11
上傳用戶：宋桃子
