Nady SGM-12 Shotgun Electret Condenser MicrophoneThe Nady SGM 12 Shotgun Electret Condenser Microphone features user selectable cardioid and supercardioid polar patterns that minimize noise and ambiance at the off axis sections of the microphone. This low cost, versatile microphone may be mounted onto a video camera (with optional mount), or used for speech and instrument capturing. The SGM 12 is powered with with a AA or NiMH rechargeable battery. Ideal for a variety of sound reinforcement