The Cisco Unified IP Conference Phone 8831 enhances people-centric communications, combining superior high-definition (HD) audio performance and 360-degree coverage for all sizes of conference rooms and executive offices. It provides an audiophile sound experience with a full-duplex two-way wideband (G.722) audio hands-free speaker.The IP Conference Phone 8831 is a simple, scalable solution that meets the challenges of the most diverse rooms. It provides flexible deployment options and expansion by using extension microphones that can be wired or wireless (Digital Equipment Cordless Telephone [DECT]) with a daisy-chain configuration of two units.The IP Conference Phone 8831 has an industrial design with enhanced ergonomics that puts the user first. It offers a detached control panel so that the display may be easily viewed without having to move the entire unit. It also provides easy view of device mute status from all sides. Features: IEEE 802.3af line power Signaling protocol support: SIP Codec support: G.711, G.729(a and ab), G.722, and Internet Low Bitrate Codec (iLBC) Security: supports device authentication through 802.1.x supplicant (TLS) and SRTP Configuration options: You can configure IP address assignment statically or through the DHCP client Quality-of-service (QoS) options: supports DHCP and 802.1Q/p standards. The conference station can also be configured with an 801.1Q VLAN header containing the VLAN ID overrides configured by the Admin VLAN ID Superior wideband acoustics: 160 Hz to 20 kHz, +/-3 dB Output: 92-dB SPL peak output Expanded room coverage: 160-degrees conical pattern provides even coverage of listening area
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