Key Features
Brand: Yealink
Module Has 1 GSM port to terminate GSM networks
GSM Channels:1 channel
Network Types:850/900/1800/1900 MHz (quad-band)
GSM Engine:SIMCom
Transmitter Power:+33 dBm (2W) 850/900 MHz, +30 dBm (1W) 1800/1900 MHz
SIM Card:1 SIM per channel, Small Plug-in, 3V