Brand Geyes Model K30 Quantity 1 Color Black Material Iron + Plastic Impedance 2.2ohm Microphone Frequency Response 100Hz~16kHz Sensitivity 47dB +/-4dB Interface Type USB 2.0 Working Voltage 4.5 V Connector Type USB 2.0 Features Professional networking microphone and audio chatting tool; Plug and play without any drivers; Portable and durable. Others Flexible soft tube design for length and angles adjustment; Plug and play in XP system which will automatically shield the microphone built-in sound card in your computer; High capacity microphone; USB interface which is more convenient than 3.5mm jack. Packing List 1 x Microphone (115cm)