3G WiFi router SIP IP PBX with 8 Ext. Video terminals Mobile extension with WiFi smartphone Multi-site voice communication VOPTech WX 3G WiFi IP PBX for Up to 8 PhonesThe VOPTech WX 3G WiFI IP PBX is designed for SOHO and small businesses, with support for 8 users, 1 FXO port&1 FXS port, SIP trunking, Wireless-N, WCDMA&CDMA2000 and 3 Ethernet ports. VOPTech WX IP PBX Product OverviewThe VOPTech ...