... WiFi smartphone Multi-site voice communication VOPTech WX 3G WiFi IP PBX for Up to 8 PhonesThe ... 11b/g/n with double antennaDual USB2.0s for 3G dongle, supporting WCDMA and CDMA2000VOPTech WX IP PBX ... : 16MbDRAM: 64MbData Rate: 300MbpsWiFi Standard: IEEE 802.11 b/g/n3G standard: WCDMA, CDMA2000, EVDOWiFi Bund Rate: ... IP, DHCP, PPPoE, PPTP, L2TPNetworking: IEEE 802.11 b/g/n, 802.11s/e/r/I, 802.3, ...