Wesun Electronic Co. Ltd

Model Number: U-188-2 Brand Name: Wesunco Key Specifications/Special Features: Applications: recording, net host, live show, chat, online games, net k-songProduct features1). Compliant with USB2.0 full speed operation2).Compliant with USB audio device class specification V1.03). Built-in noise cancellation professional audio decoder chip4).48K/44.1kHz sampling rate for recordingBuilt-in high performance 16 bit audio DAC with earphone buffer5). Host side date loss noise reduction function6).Embedded 16 bit ADC Input with microphone boost7) Compatible with WIN2000/WIN XP/WIN 7 and Mac OS without additional driver, Plug-and-play
Specifications:
Directivity: unidirectional
Frequency response: 20Hz-20kHz
Sensitivity: -35dB±2dB
S/N ratio: -90dBA
Self noise: 22dBA

Keys functions:
1.Mic mute indicator
2.Previous/mic volume+
3.Next/mic volume-
4.Working lamp
5.Play/mute lamp
6.Play pause/mic mute
7.Play pause/play mute