PiGSM module Specification

Single Port GSM module

The PiGSM single port GSM module which can support a quad-band GSM/GPRS, that is integrated a SIM800L module, that works on frequencies GSM850MHz, EGSM900MHz, DCS1800MHz and PCS1900MHz. That features GPRS multi-slot class 12/ class 10 (optional) and supports the GPRS coding schemes CS-1, CS-2, CS-3, and CS-4.

The PiGSM module is compatibles with all versions of Asterisk and the asterisk-chan-dongle driver framework. Asterisk is available for free from the Asterisk.org website, the asterisk-chan-dongle source code available for free in here


  • Frequency bands: Quad-band: GSM 850, EGSM 900, DCS 1800, PCS 1900. SIM800L can search the 4 frequency bands automatically.
  • Compliant with GSM Phase 2/2+
  • Transmitting power: Class 4 (2W) at GSM 850 and EGSM 900, Class 1 (1W) at DCS 1800 and PCS 1900
  • Temperature range: Normal operation: -40°C ~ +85°C


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