Plantronics Blackwire C3210 USB-A Black
Mono - USB Type A - Wired - 20 Hz - 20 kHz - Over-the-head - Monaural - Supra-aural - Noise Reduction Noise Cancelling Microphone - Black Product Type: Headphones Item Package Dimension: 6.1cm L x 16.0cm W x 16.5cm H Item Package Weight: 3.6 oz
说明
Mono - USB Type A - Wired - 20 Hz - 20 kHz - Over-the-head - Monaural - Supra-aural - Noise Reduction Noise Cancelling Microphone - Black Product Type: Headphones Item Package Dimension: 6.1cm L x 16.0cm W x 16.5cm H Item Package Weight: 3.6 oz