The SF-910 is a portable and practical 3.5mm stereo condenser recording microphone, which adopts 3.5mm stereo audio plug to fit for all kinds of PC, laptops and features noise-canceling design, and is a perfect voice recorder. The microphone is specially designed for chatting over MSN, SKYPE, singing over Internet and gaming. It is easy and convenient to use with the help of the mini plastic tripod stand and clip.Features- Model: SF-910.- Color: mainly black.- Material: durable hard plastic and metal.- and 3.5mm Stereo Condenser Recording Microphone Mic with Tripod.- Specially designed for chatting over MSN, SKYPE, singing over Internet and gaming.- 3.5mm stereo audio plug to make it fit for all kinds of PCs and laptops, plug and play for easy to use.- Noise-canceling microphone, a perfect voice recorder.- Easy and convenient you to place the microphone on the table with the help of mini tripod stand and clip.- Wide frequency response and high sound quality.Specifications- Microphone sensitivity: -55dB plusmn;2dB.- Directivity: Noise canceling.- Impedance: less than or equal to 2.2 Kohm.- Sensitivity reduction: within -3dB at 1V.- Standard operating voltage: 1.5V.- Frequency response: 50MHz-16KHz.- S/N ratio: more than 36dB.- Cable length: about 2 meters.