Smallest GPRS GSM Module Micro SIM Card Core BOard Quad-band TTL Serial Port

GPRS GSM Module MicroSIM Card Core BOard Quad-band TTL Serial Port

Description:Chip: Air208Voltage: 3.7-4.2VSupport networks: China Mobile, China Unicom and global quad-band networkTTL serial port for serial port, you can link directly to the microcontroller. No need MAX232Power module automatically boot, homing networkOnboard signal lights all the way . It flashes slowly when there is a signal, it flashes quickly when there is  no signalPackage Included:1 X Air208 GPRS GSM Module