Embedded Gigabit Ethernet switch supports 10/100/1000 Mb mode Supports Wideband Audio (G.722.1) IPv6 Support Three context-sensitive softkeys for intuitive feature access Handsfree speakerphone operation (full duplex) Dual port IP phone (10/100/1000 Mb integrated Ethernet switch) Secure voice communication enabled by encryption Menu key provides 1-touch access to embedded applications menu, which includes: Call History, Call Forwarding, Conference Unit Application, Settings, Launch PC Application, Call Info Settings: 1-touch access to PBX telephone system features, User Information, Programmable Keys, Languages Selection, Call Notification, Contrast Controls, Audio Feedback, Message Configuration Key, and PC Connectivity Hearing-aid-compatible (HAC) handset (meets American Disabilities Act [ADA] requirements) and HAC compliance for magnetic coupling to approved HAC hearing aids Mitel 5300 Series Wideband (7 kHz) Handset (v4) Supports Mitel Teleworker Solution, Automatic Call Distribution (ACD) agent and supervisor, hot desking, resiliency, and Mitel Dynamic Extension Designed for power conservation: reduces power consumption for overall energy savings Mute and message keys with LED illumination for status indication Off-hook call announce and handsfree answerback On-hook dialing Dedicated headset jack Handset, headset, and handsfree mute support Call hold (place / retrieve) Call transfer Do not disturb Call forward settings (multiple) User-adjustable ringing warble and pitch Conference call setup Voice mail access – large message waiting lamp Direct page / group page / set to set paging Last number redial Desk and wall mountable Two position, 35-degree tilting stand for better viewing angle Multiple powering options: Accepts standards-based (IEEE 802.3af power compliant) power over the LAN via spare pair to signal pair, or supports 48 VDC Ethernet / AC power wall adapter