OpenVox VS-GW1202-4W-8S Hybrid VoIP UMTS GSM Analog Gateway with 4 GSM/WCDMA channel + 8 FXS Analog Ports

The new VS-GW1202 hybrid gateway come with unique modular design that supports up to 2 plug-in modules. You could randomly combine different telephony interfaces including GSM, FXO/FXS, BRI or E1/T1. With current version, it just supports GSM/FXS combination (up to 8GSM channels or 16 FXS ports or any combination of five GSM/FXS gateway modules at maximum), other types of combination (FXO/BRI/E1/T1) will come to use soon.