TNU1012 Features: * Microphone * Battery-free operation when used with recording devices that provide plug-in power at the mic input * Built to endure the rigors of field production * On/off switch for convenient operation * Elements: fixed-charge back plate, permanently polarized condenser * Polar pattern: X/Y stereo * Switch: On/off * Lr44 battery * Windscreen * Soft protective pouch * Affordable, high-quality stereo pickup in a single microphone * Designed for a wide range of stereo applications, including field recording, video production and studio use * Compact, lightweight design is perfect for camera-mount use * Pair of cardioid elements in x-y configuration provides the spatial impact and realism of a live sound field * Battery current / life: 0.6 ma / 200 hours typical * Output connector: 3.5 mm Stereo mini plug on cable * Cable: Permanently attached 6" (1.8 m) cable with 3.5 mm stereo plug at output end * 0.63"-27 to 0.38"-16 threaded adapter * Impedance: 600 Ohms * Accessories furnished: AT8405a stand clamp for 0.63"-27 threaded stands * 6" (1.8 m) Cable permanently attached to microphone Construction: * Rugged construction Specifications: * Signal-to-noise ratio: 57 db, 1 khz at 1 pa * Power requirements: 2-10v dc plug-in power * Battery type: 1.5v lr44 * Frequency response: 100-17,000 hz * Open circuit sensitivity: -50 db (3.1 mv) re 1v at 1 pa * Maximum input sound level: 119 db spl, 1 khz at 1pct t.h.d * Dynamic range (typical): 82 db, 1 khz at max spl Dimensions: * Weight: 3.9 oz (111 g)