V64 VoIP SIP telephone, 7 line keys, Dual Gigabit, POE Required, AC optional, 3.5 inch TFT LCD, HD audio, RJ9 headset jack, BT and WiFi, EHS support for specific Plantronics headsets (APD-80 cable required), desktop stand and wall mountable, Optional AC power supply, SKU # PS5V2A.