Cyber Acoustics AC-840 headphones/headset Wired Office/Call center USB Type-A Black, Silver

Internet Communication USB Mono Headset & Boom Mic
-USB Connectivity.
-DNCT4: Direct Noise Canceling Microphone Technology.
-Monaural headset.
-Adjustable headband.
-180 degree microphone.
-Leatherette ear pad.
-Adjustable boom arm.
-Inline MuteVolume Control.
-Ambidextrous design (wear on right or left side).
-PC / iMac Compatible.