SIM900A Smart Electronics GPRS A6 Module Wireless Extension Module GSM GPRS Board Antenna Supper SIM900A

Description GSM A6 modules Size 22 8x16 8x16 8 mmWorking temperature 30 cto 80 cWorking voltage 3 3 V to 4 2VStartvoltage 3 4 VStandby average current Under 3mASupport the GSM GPRS four frequencies including 850 900 1800 1900MHZSensitivity 105Support voice callsSupport SMS messagesSupport GPRSdata service maximum data rate download 85 6Kbps upload42 8 KbpsSupport standard GSM07 07 07 05 the AT command and the expansion of Ai Thinker commandSupport two serial port a download serial port anAT commandportCommand support standard AT and TCP IP commandinterfaceSupport digital and analog audio support HR FR EFR AMR speech coding Support the ROHS FCC CE CTA certification 42 pin SMT packagingPackage included 1 xGPRS A6 Module Wireless Extension Module