Features of SIM 300 Modem TTL
• Designed for global market, SIM300 is a Dual-band GSM/GPRS engine.
• Works on frequencies EGSM 900 MHz, DCS 1800 MHz
• SIM300 features GPRS multi-slot class 10 / class 8 (optional) and supports the GPRS coding schemes.
Features of GSM Kit
• This GSM modem is a highly flexible plug and play dual band GSM modem.
• Supports features like Voice, Data/Fax, SMS, GPRS and integrated TCP/IP stack.
• Control via AT commands (GSM 07.07, 07.05 and enhanced AT commands).
• Use DC Power 3.6 - 4.6 Volts Maximum.
• Current Consumption in normal operation 250mA, can rise up to 1Amp while transmission.
• TTL Tx-Rx, VCC, GND.
• Serial port baud rate adjustable 1200 to115200 bps (9600 default).
• BRK connector for MIC & SPK, SIM card holder.
• LED status of GSM / GPRS module.
• GSM Modem With TTL.
• Antenna Single stand Wire Antenna.