PRO 24-CM Stereo Condenser Microphone Overview The PRO 24-CM camcorder microphone is a lightweight, compact stereo condenser ideal for digital recording with high-fidelity stereo sound. Equipped with an accessory shoe and permanently attached coiled cable, the microphone features a pair of cardioid elements in an X-Y configuration to provide the spatial impact and realism of a live sound field. The microphone is designed for either battery operation or battery-free operation when used with camcorders that provide plug-in power at the mic input. Like all Audio-Technica mics, the PRO 24-CM is rugged; it?s built to endure the rigors of field production. ELEMENTS Fixed-charge back plate permanently polarized condenser POLAR PATTERN X/Y Stereo FREQUENCY RESPONSE 100-17,000 Hz OPEN CIRCUIT SENSITIVITY -50 dB (3.1 mV) re 1V at 1 Pa IMPEDANCE 600 ohms MAXIMUM INPUT SOUND LEVEL 119 dB SPL, 1 kHz at 1% T.H.D. DYNAMIC RANGE (typical) 82 dB, 1 kHz at Max SPL SIGNAL-TO-NOISE RATIO 57 dB, 1 kHz at 1 Pa POWER REQUIREMENTS 2-10V DC plug-in power BATTERY TYPE 1.5V LR44 BATTERY CURRENT / LIFE 0.6 mA / 200 hours typical SWITCH On/off Special 1 Year Extended Warranty Included - Covers Manufacturer DefectsWhat's in the Box:Video-camera shoe mount; LR44 battery; windscreen; soft protective pouch