GSM/GPRS MODEM

Model No. : GM-4000

Modems use GSM/GPRS networks to enable convenient and affordable data transfer across remote instruments, meters, and any control system of packet data.

Introduction：

GSM/GPRS

Modems use GSM/GPRS networks to enable convenient and affordable data transfer across remote instruments, meters, and any control system of packet data.

Features：

Frequency bands (Optional) – GSM 850/900/1800/1900MHz
Power output – EGSM850/900 (+33dBm ±2dB), GSM1800/1900 (+30dBm ±2dB)
GPRS – Multi-slot Class 10
CSD – 2.4, 4.8, 9.6, 14.4kbps
TCP/IP stack access by AT commands
MC class B, CSD up to 14.4kbps
RS485 communication
Operating temperature range -20 ~ +60℃
Input Volt. DC5~12Volt

Specification：