Check the listing for details. BaiEn HD630D Voice Mono PC Headset. Color: Black, Condition: New. Listed at 17.99 USD. BaiEn HD630D Voice Mono PC Headset TheBaiEn HD630 Voice Mono PC Headset is designed with excelled sound quality, reliability, and multimedia applications. It is equipped with a padded headband and leatherette ear cushions which provide great all-day comfort to the user. Features: · The high clear voice communication. · Noise proof microphone, best noise cancellation effect, carry out the talking like face to face. · Coppatible with most of the call center telephone, digital telephone. · High quality metallic microphone boom 300 degree rotatable design, dual side wearing. · Headset head can freely telescopic, moderate elasticity, comfortable to wear. · Super soft ear cushions, make sure to wear comfortable. · High durability, fully adapt to 7x24 hours for high frequency.