This GPRS/GSM/GPS Shield based on the Ai-think A7 module, which is the newest GSM GRPS+GPS Quad-Band module. This Shield integrated these necessary functions for you to build an outdoor or mobile application, such as a mobile tracker, cargo monitoring. The Shield is controlled via AT commands, and fully compatible with Arduino/Maduino.
Support the GSM / GPRS four bands, including 850,900,1800,1900MHZ
Support GPS and AGPS
Support digital audio and analog audio support for HR, FR, EFR, AMR speech coding
Support GPRS data traffic, the maximum data rate, download 85.6Kbps, upload 42.8Kbps