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) & 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 & handset, & there is also a useful mute function. The BT Accord 20 has a comfortable 27 mm. leather-look ear cushion, & a neat quick disconnect or, which means that you can put your caller on hold while you disconnect your headset from your phone, reconnect & continue your call.