DESCRIPTION:
Chip: SIM800L
Voltage: 3.7-4.2V
Support networks: China Mobile, China Unicom and global quad-band network
Module size: 2.5cmx2.3cm
TTL serial port for serial port, you can link directly to the microcontroller. No need MAX232
Power module automatically boot, homing networ..
DESCRIPTION:
100% Brand New and high quality
The GPRS Shield is based on SIM900 module from SIMCOM and compatible with Arduino and its clones.
The GPRS Shield provides you a way to communicate using the GSM cell phone network.
The shield allows you to achieve SMS, MMS, GPRS and Aud..