Ultra-light hypercardioid instrumental miniature mic for accordion and speakers with mini XLR connector for use with B29 L battery operated power supply, MPA V L external phantom power adapter, or AKG WMS bodypack transmitters. From The Manufacturer: The C516 ML professional miniature instrumental microphone, part of the MicroMics family, is designed for use on accordions, pianos, guitar speakers and keyboard/organ cabinets. The C516 ML comes with a wide variety of mounting materials, such as screws and adhesive pads for easy installation on the instrument or amp, and an A400 adapter plate for easy mounting onto wireless body-pack transmitters PT40/45/450/470. Features: Cardioid Polar Pattern Flexible Shock Mount Rugged, Highly Stable Gooseneck Detachable Microphone Cable Specification: Polar Pattern Cardioid Audio frequency bandwidth 60 - 20000 Hz Equivalent noise level 31 dB-A Sensitivity 5 mV/Pa Signal to Noise 63 dB-A Electrical impedance 200 Ohms Recommended load impedance 2000 Ohms Max. SPL for 1%/3% THD 130/132 dB SPL Width 47 mm Height 235 mm Net Weight 46 g Cable length 1.5 m (5 ft.) Body metal Finish matte black Audio Output Mini XLR (Female) Contacts 3-pin Voltage 2 to 12 V Current 2 mA