Product Review

This AVL623 headworn 2 ears headset is design with flexibility and slim gooseneck boom for close talk and easy microphone positioning. With its lightweight design and small capsule will definitely shown less visibility to the microphone. Adjustable wireframe makes it easy for perfect head size fit. Ideal for speech and stage use.
Specification:
Element: Back Electret Condenser
Polar Patte: Omnidirectional
Frequency: 50 Hz ~ 18,000Hz
Impedance: 1500? +/- 30% (@ 1KHz)
Operating Volt: 1~10V DC Battery
Sensitivity: -62 dB +/- 3 dB (0 dB=1V/ microbar 1k Hz)
Boom Length: around 3.5" to 4" from ear