SENNHEISER Passive box, miniature design

Overview The UI box works as a connector between your handset and headset. At the touch of a button, a passive box will enable you to easily switch back and forth between the handset and headset or even integrate a PC into the system if you wish. Features Enables the user to switch between handset and headset at the touch of a button Quick and easy to set up and use Line powered, therefore no battery or AC transformer required Discreet and modern design to save space Works with all Sennheiser wired headsets Peace of mind 2-year warranty Technical Data Easy Disconnect Color silver