Cisco 7935 IP Conference Phone (CP-7935) G.711 and G.729a audio compression Standard features include hold, transfer, release, mute, and conference Single 10/100BaseT Ethernet LAN connection Backlit display which exhibits date/time, calling party name/number, digits dialed, and feature and line status Exceptional voice quality virtually eliminates echoes, reverberations, and truncated words for natural two-way conversation