USB Stereo PC Desktop Laptop Headset With Mic Microphone & Volume Control Black
USB headset with rotating microphone boom. Microphone: condenser omni-directional; sensitivity:-58 ± 3 dB(0. Interface: USB 3.0/2.0/1.1 compatible. A free USB port. Frequency response: 18 20000 Hz. Distortions: < 3 % at 1KHz 40mW. ).