Features: A small, lightweight, direct connection you just plugs directly into the recorder. Moreover, plug-in power system dedicated battery-. To reduce the interference with the table surface, adopt the tilt-up mechanism. Left and right channel stereo recording. Can be used for stereo recording on laptops and PC if your sound card supports 2 channel recording. Descriptions: A small, lightweight, direct connection into computer. High performance with DAT,MD,suitable for music radio. Specifications: Frequency: 100-15,000 Hz Noise Level: 34dB SPL Front sensitivity (0dB = 1V/Pa): -38dB 3.5dB Maximum Input Sound Level: 110dB SPL (THD 1 percent at 1kHz) Plug: L-shap gold-plat mini plug, 3.5mm Color: Black & Silver Size: approx. 57 x 57 x 15mm Package includes: 1 x Microphone Note: some computers can be used, depending on whether the computer can support the interface, this product is 3 pole plug.