SIMCom
CONNECTOR FOR SIM508 SIM548 MODULE; No. of Channels:20Channels; Protocol:GSM GPRS; Supply Voltage Max:5.5V; Frequency RF:-; Module Interface:-; Kit Features:-; Product Range:-; Accessory Type:Connector; For Use With:SIM508 SIM548 GSM/GPRS+GPS Modules; Supply Voltage:4.5V