SIM900A GSM/GPRS USB SMS Modem

Sim900a GSM/GPRS USB Modem, Featuring an industry-standard interface, the SIM900A delivers GSM/GPRS 900/1800MHz performance for SMS, Data, and Fax in a small form factor and with low power consumption, With Aluminum enclosure to minimize noise.

Best suitable for SMS and Data applications, supports all types of sim cards except JIO, This modem works on a 2G network and has one external antenna and it is USB self-powered. Fast and stable network performance.

Features

• Dual-band GSM/GPRS 900/1800 MHz performance for voice, SMS, data, and fax
• RS232 interface for direct communication with a computer or MCU kit
• Configurable baud rate from 1200-115200 through AT command
• Internal TCP/IP stack to enable internet connectivity via GPRS
• Low power consumption of 1.0mA (sleep mode&BS-PA-MFRMS=9)
• Control via AT commands (GSM 07.07, 07.05, and SIMCOM enhanced AT Commands)
• Aluminum enclosure to minimize noise
• Supports CSD data up to 14.4 kbps and USSD non-transparent mode
• Supports point-to-point MO and MT SMS cell broadcast text and PDU mode software for SMS via GSM/GPRS