Boya Wired Microphone

Specifications: 1. Transducer: Electret condenser 2. Polar Pattern: Omni-directional 3. Frequency range: 65 Hz - 18 KHz 4. Signal/Noise: 78 dB SPL 5. Sensitivity: -30 dB +/- 3 dB / 0 dB=1V/Pa, 1 kHz 6. Output impedance: 1000 or less 7. Battery type: LR44 included (compatible with LR44, 357, and SR44) 8. Connector: 3.5mm (1/8) 4-pole gold plug