Active and Passive Universal Interfaces

Active and Passive Universal Interfaces

See details Amplifier Sennheiser UI760 SKU: UI760 Active box,headset/handset switch,phone and PC switch Best active UI box with PC compatibility. Absolutely user friendly and easier to set up than regular boxes. New: $87.00 Quantity   1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50  Buy Now  See details Sennheiser AIA-01 SKU: AIA-01 In-Line Amplifier AIA 01 (Carbon Microphones) applications Also requires the CSTD 01 cable New: $45.00 Quantity   1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50  Buy Now  See details Sennheiser Controller 911 six-wire amplifier with push-to-talk SC911-15A SKU: SC911-15A Receive volume control and Transmit output adjustment. New: $92.00 Quantity   1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50  Buy Now  See details Sennheiser UI-710 SKU: UI-710 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. New: $35.00 Quantity   1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50  Buy Now  See details Sennheiser UI-740 SKU: UI-740 The ideal active UI box when PC compatibility is not required, the UI 740 enables the user to conveniently switch between headset and handset. UI 740 ensures the safety of your workforce by protecting against noise induced hearing damages in accordance with the EU noise at work directive. New: $98.00 Quantity   1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50  Buy Now  See details Sennheiser UI-750 SKU: UI-750 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. New: $110.00 Quantity   1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50  Buy Now