Sennheiser Interface Boxes
Sennheiser Interface Boxes
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Sennheiser UI740 EU Interface Box
The three-position switch guarantees easy installation and the device is compatible with almost every telephone. It enables the simple switching between headset and telephone handset. Offers microphone mute, dynamic volu
Part number: sennheiser-ui740-eu-interface-box
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Sennheiser UI710 Interface Box
UI 710 Passive Universal Interface. It enables the simultaneous connection between headset and telephone handset and ease in switching between both of these connections.
Part number: sennheiser-ui710-interface-box
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