High-quality miniature broadcast lavalier microphone. Flat frequency response and wide dynamic range. 6.5 mm permanently polarized condenser capsule. Cardioid polar pattern. 3 standard adaptors (AD4SH-AD3SEAD3AK) for use with most of the professional wireless systems.
Transducer type: back-electret condenser Polar pattern: cardioid Frequency response: 20 Hz -20 KHz Sensitivity: -45 dB+- 3 dB S/N Ratio: >70 dB Nominal Impedance: 1500 ohm Reccommended Load Impedance: >2000 ohm Power Supply: 1.5 -10 V DC Weight: 15 g