Cisco 7821 IP Phone - CP-7821-K9 New Headsets These modules can also be

These modules can also be used in a 4x10G breakout mode for interoperability with 10GBASE-SR and SFP-10/25G-CSR-S (in 10G mode) interfaces up to 100 and 150 meters on OM3

if PoE is not available

Part of the Cisco Small Business Pro Series

It uses exclusive multiplatform (MPP) firmware and does not work with Cisco call control

For detailed information about anyone who calls you

Cisco 7821 IP Phone - CP-7821-K9 New Headsets These modules can also beNew with Warranty Features: LED indicators for the audio path keys LED indicators for select key, line keys, and message waiting. Four soft key buttons and a scroll toggle bar Two line key buttons Two way navigation and select keys Wideband audio Dual position foot stand Greyscale Graphical display 396 x 162 pixel based with white backlight RJ9 interface to optional headset Ethernet switch PoE class 1 Supported Protocols: Session Initiation Protocol