The Tilde Pro Active Noise Cancelling (ANC) Premium Headset with microphone is ideal for noise free conversations in loud environments. Featuring a detachable boom microphone for crystal clear calls and interchangeable ear pads to allow the use of over-ear (maximum comfort) or on-ear pads (lightness and mobility). With a 30 metre operating range, the headset has Bluetooth and wired connectivity with upto 17 hours battery life. Supplied complete with a 2 year warranty.