Sennheiser UI765 Active interface (amplifier) with headset/handset switch, mute, PC connectivity and recorder output option. Additional features include: microphone amplification and a USB battery adaptor for unlimited lifetime. (504002) New

Condition:  New Sennheiser UI 765 Active Interface   Overview The UI 765 is an amplifier for the headsets speaker and microphone. - And even more, with the UI 765 it is easy to switch between a softphone and desk phone using the same headset...