UniData wireless IP Phone WPU-7800 is a SIP-based 802.11b/g Wi-Fi phone ready to develop more value added services for users at home and enterprise, while easily applicable with another value added SIP extensions in communication. Main features includes Robust securities (802.11i WPA2 personal and enterprise, 802.1xWEP, UMA), automatic roaming (Mobility layer2/layer3 hands over), enhanced power save technology (for longer battery life), VMM (high quality voice), mobile phone UI, 802.11 broadband (data, video and voice network in converged service), auto provisioning, interoperability (rich call features), multimedia service, SIP extension, SIP messaging (SMS/chatting) and presence (In-built navigation). 2? TFT : 220 x 176 Pixel (QCIF) (Replaces WPU-7700 which is manufacturer discontinued as of 9/2010). Package Contents: Handset, Cradle, Battery Pack, Power Supply, AC Cable, Quick Start Guide