Mic Type: Ф6mm x 5mm
Impedance:maximum2.2KΩ
Sensitivity: -58db ± 2db(0db=1v/pa)
Directivity:omnidirectional
S/N Ratio:More than 60db
Sensitivity Reduction:Within-3db at 1.5v
Mic Frequency Range:30Hz-16,000Hz
Speaker: Ф40mm
Sensitivity:108db S.P.L at 1kHz
Spk Frequency Response:20Hz-20,000Hz
Impedance:32 ohms
Rated Power:100mv
Power Capability:1000mv
Cord Length:about 2.5m
Plug Type: Ф3.5mm stereo