Product Name: USB Microphone Link Cable Product material:ABS&Metal Product color: black Product size:3.5cmx2cmx1cm Product weight:180g Package Contents: 1x USB Microphone Link Cable Feature: 1.This is an USB microphone cable with its own sound card and can be compatible with a computer without additional drivers. Simply plug in your instruments or 2.microphones and you can start recording high quality digital music easily Quality digital sound 3.Embedded A/D convert with audio signal boost Red indicator light when signal is being transmitted 4.Simple plug and play connection without additional driver Product Specification: Supported OS: Windows Vista/7, Mac OS 5.Interface: USB 2.0 Resolution: 16bit 48/44.1 KHz S/N Ratio: 83dB Dynamic Range: 80dB Input Impedance: 1Mohm Frequency Response at 48KHz: 20-19 KHz Signal Input Range: 0-2.8Vpp Signal Boost Gain: +20dB Cable Length: 3 meters