If you work from home, have a small business, are a large call centre or simply wish to free your hands when making calls, the BT Accord 20 is the ideal companion for your corded telephone or telephone system. It comes with a noise cancelling microphone ideal if you work in a noisy environment and a simple configuration module which will fit most types of corded telephones. It has a 12 position configuration switch for almost universal compatibility. You can easily switch between the headset and handset, and there is also a useful mute function. The BT Accord 20 has a comfortable 27mm leather look ear cushion, and a neat quick disconnector, which allows you to put your caller on hold while you disconnect your headset from your phone, reconnect and continue your call. Accessibility Features With noise cancelling microphone to reduce interfering background noise. Make and receive calls without having to hold the receiver to your ear. All the benefits of using your phone handsfree but with added benefit of keeping your conversation private.