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.
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