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GPRS A6 Module Wireless Extension Module GSM GPRS Board w/ Antenna
Features: working temperature 30°C~ +80'C; working voltage of 3.3 V to 4.2 V; start voltage > 3.4 V voltage; Under 3mAh standby average current; support the GSM/GPRS four frequencies£¬ including 850£¬ 900£¬ 1800£¬ 1900 MHZ; sensitivity< - 105; support voice calls; support SMS messages; support GPRS data service£¬ maximum data rate£¬ download 85.6 Kbps£¬ 42.8 Kbps uploading; support standard GSM07.07£¬ 07.05 the AT command and the expansion of Ai Thinker command; support two serial port£¬ a serial port of download£¬ a serial port AT commands; command support standard AT and TCP/IP interface; Support for digital and analog audio£¬ audio support HR£¬ FR£¬ EFR£¬ AMR speech coding; support sim card of 2G£¬ 3G£¬ 4G support the ROHS£¬ FCC£¬ CE£¬ CTA certification; 42 pin SMT packaging; Files download: https://drive.google.com/file/d/0B2s4P7cCZcFDWmVLUzNZc2cwMFU/view?usp=sharing