The SIM800A Quad-Band GSM/GPRS Module with RS232 Interface is a complete Quad-band GSM/GPRS solution in an LGA(Land grid array) type which can be embedded in the customer applications. SIM800A support Quad-band 850/900/1800/1900 MHz, it can transmit Voice, SMS and data information with low power consumption.
The GPRS/GSM Shield provides you a way to use the GSM phone network to receive data from a remote location，and it is compatible with all boards which have the same form factor (and pin out) as a standard Arduino Board.
SIM 800A GSM/GPRS Modem works on frequencies 850/900/1800/1900MHz. The baud rate is configurable from 9600 through AT command. The GSM/GPRS modem is having internal TCP/IP stack to enable you to connect with internet via GPRS. SIM 800A GSM/GPRS Modem suitable for SMS, Voice as well as DATA transfer applicable.
Sim800L is an ideal solution for M2M applications, suitable for automotive, industrial and PDA, personal tracking, electricity environment detection, wireless POS, smart metering, and other M2M applications, to provide comprehensive GSM / GPRS text messaging, voice and data transmission services.
