... WiFi router SIP IP PBX with 8 Ext. Video terminals Mobile extension with WiFi smartphone Multi-site voice ... : Ralink RT3352 400MhzFlash: 16MbDRAM: 64MbData Rate: 300MbpsWiFi Standard: IEEE 802.11 b/g/n3G standard: WCDMA, CDMA2000, EVDOWiFi ... with caller’s phone numberExtension Feature Blind transfer, Consultation transfer, call hold, park, recording,call transfer to PSTN, 3-way-conference, ...