Product name: USB microphone link cable Product material: ABS and metal Product color: black Product size: 3.5cm x 2cm x 1cm Product weight: 180g Package contents: 1x USB microphone link cable Function: 1.This is a USB microphone cable with its own sound card and can be compatible with a computer without additional drivers. Just plug in your instruments or 2.microphones and you can easily start recording high quality digital music High quality digital sound 3. Embedded A/D conversion with audio signal amplification Red indicator light when the signal is transmitted 4. Easy plug and play connection without extra 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: 1 Mohm Frequency Response at 48KHz: 20-19 KHz Signal input range: 0-2.8Vpp Signal gain: +20dB Cable length: 3 meters