CP - MIC - WIRED - S = Cisco Wired Microphone Kit for 8831 best price Optional Wired Microphone Kit for Cisco Unified IP Conference Phone 8831, 2 Wired microphones CP-MIC-WIRED-S= Specification Audio Input Microphone Operation Mode Omni-directional Microphone Form Factor External Connectivity Technology Wired Audio System Type Microphone Recommended Use Conference Dimensions Weight Width 2.5 in Depth 0.5 in Height 3.5 in Weight 2.36 oz Header Manufacturer Cisco Systems Packaged Quantity 2 Product Line Cisco Model Wired Microphone Kit Brand Cisco Miscellaneous Color Category Black HOT SEAL YOU MAY LIKE S5720S-28P-LI-AC S6730-H24X6C S6730-H24X6C NetEngine AR6120 S5735-L12P4S-A PAC600S12-CB AirEngine5761-11 AirEngine5760-51 AR0MSEG1CA00 SFP-10G-iLR S5735-S24P4X AR0MWMF9TT00 S5735-L24P4X-A S5735-S24T4X AR2220E-S S5735-S48P4X S5720-28X-LI-24S-AC S1730S-S24P4S-A1 S2700-18TP-EI-AC AR550C-4GE PAC-60WB PAC60S12-AR S5735-S24T4X S5735-S24P4X S5735-S48P4X 1 S2750-28TP-EI-AC S5720S-12TP-LI-AC PAC-500WA-BE S2700-9TP-EI-AC S6330-H48X6C PAC600S12-CB S6720-30C-EI-24S-AC 6 PAC-600WA-B / 02310PMH 6 ES5D00X4SA00 S6730-H48X6C S5335-S32ST4X S5320-28X-LI-24S-AC PAC-600WA-B S5731-S48P4X S5731-S24P4X PAC1000S56-CB S5735-L24T4РҐ-A PDC600S12-РЎB S6720-30C-EI-24S-AC AR550C-2C6GE AR651C S1730S-S24T4S-A1 OMXD30000