유통업체에서 제공한 Koss CS100 USB에 대한 설명입니다.
USB Communication Headset CS100 with Noise Reduction Microphone - CS100 USB
DOUBLE SIDED COMM HEADSET USB, NOISE CAN;
Double Sided Comm Headset USB, Noise Cancelling Microphone; Frequency Response Min: 30Hz; Frequency Response Max: 16kHz; Impedance: 32ohm; Drive Unit Type: -; Connector Type: USB; Lead Length: 8ft; Product 79X3419