Sanwa Supply Bluetooth Headset Black Free (binaural Type/unidirectional) MM-BTSH62BK

It is a binaural headset that can be used for a long time of about 40 hours or more. It uses a unidirectional microphone that reduces surrounding noise. The headband and ear pads are soft, making it less tiring even when used for long periods of time. Binaural type allows you to concentrate on calls, web conferences, etc. The earphone part rotates, making it convenient to store in your bag or desk without adding bulk.