This is a user manual for MOD 9001 BENQ GSM/GPRS Modem
The MOD 9001 BENQ GSM/GPRS Modem from Sky Microwave provides wireless data communication for embedded and peripheral equipment. It supports tri‑band GSM (900/1800/1900 MHz), AT command set, RS‑232/TTL serial interfaces, and includes status LEDs for power and network.
The manual details safety warnings, installation steps, interface connections, and command examples for SMS, voice call handling, and GPRS internet access. It also lists technical specifications such as operating temperature, power requirements, and dimensions. This manual is written in Chinese.
| Operation temperature | -25 °C to +60 °C |
|---|---|
| Storage temperature | -35 °C to +80 °C |
| Humidity | 0 %–95 % non‑condensing |
| Receive sensitivity | -102 dBm |
| Maximum transmit power | 1 W |
| Dynamic range | 62 dB |
| Frequency tolerance | ≤ ±0.1 ppm |
| Power supply options | 5 V, 7.5 V, 12 V (optional) |
| Standby current | 50 mA |
| Weight | 250 g |
Open the back‑cover with a screwdriver, locate the SIM card holder, and insert a valid SIM card provided by your GSM network operator.
The modem replies with “OK”, indicating that the command was accepted and the module is operational.
It supports the 900 MHz, 1800 MHz, and 1900 MHz GSM tri‑band frequencies.