This item has been stored at home for a long time. The AT9830, a clip-on microphone with excellent sound quality. This high-quality, compact stereo microphone is compatible with digital recorders. It uses a plug-in power system, so no batteries are required. The clip on the main unit can be rotated 90 degrees by loosening the screw. The cable is approximately 1 meter long, and the plug is an L-shaped gold-plated stereo mini type. No claims and no returns, please.