USB Microphone Cable, Cable Length: 3.5M This USB Microphone cable in itself owns sound card and can be compatible with computer without additional drivers, Just plug in your instruments or microphones, electronic organ and so on, then you can start recording high quality digital music works easily, no longer need any additional equipment. Easy in using, this USB Microphone cable can proudly say itself as a "plug-and play" product. * Characteristics: 1) 16 bit 4844.1 KHz digital quality sound input 2) Embedded AD convert with audio signal boost 3) High quality professional shielded cable and Cannon XLR-Female plug 4) Red indicator light flash indicating when signal is being transmitted 5) Compatible with Mac OS X, Windows 98SE2000XPVISTAWin7 6) Simple USB plug-and play connection without additional driver * Specifications: 1) Resolution: 16bit 4844.1 KHz 2) THD+N (-3dBr):-76dB 3) SN Ratio: 83dB 4) Dynamic Range: 80dB 5) Input Impedance:1M ohm 6) Frequency Response at 48KHz:20-19 KHz 7) Signal Input Range: 0-2.8Vpp 8) Signal Boost Gain: +20Db