Description: Feature: 360omnidirectional, anti noise, can be used as computer recording equipment. With USB plug, suitable for any computer model with USB interface. High performance microphone, high sensitivity, effective distance more than 1 meter. Flat and wide frequency response for good sound clarity. Simple operation and setting: green light for normal use, red light for mute. Plug and for play, portable and practical without any driver. Applicable to: KTV, online chat, MSN, Skype, online video conference, online singing, online recording, online games. Specifications: Item Type: Desktop Microphone Material: plastic+metal Size: 4.5x15cm/1.7x5.9in Color: Black Impedance: less than and equal to 2.2K Sensitivity: -58dB plus or minus 3dB Working voltage: 4.5V Frequency response: 100-16kHz S/N ratio: More than 58dB Quantity: 1 PC Using method: Plug and for play in the system above for XP, it is a mic for automatically shield the microphone of the sound card built in the computer (if individual computer will not shield, just switch once manually). Note: Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package Includes: 1 x Desktop Microphone