Sennheiser Cisco adaptor cable for electronic hook switch - 8900 and 9900 series, terminated in USB
Cisco 8900 series and Cisco 9900 series adapter cable for electronic hook switch, suitable...
Sennheiser EXPAND 80 MIC
Expansion Microphone
Boost the range of the EXPAND 80 speakerphone with expansion microphones that enable superb call clarity optimised for UC and certi