Connection (mini jack, USB, etc) USB
Speaker Size D 28×3.9mm
Speaker sensitivity 93.6dB SPL @1kHz
Speaker impedance 32+/-4.8, @1.0kHz
Speaker Max Input Power Rated Input 5mW @0.4V, max input 10mW @0.56V
Speaker Frequency Range 150Hz~7kHz, @Output S.P.L -10dBB
Microphone type Electret Condenser Microphone
Microphone Sensitivity F=1kHz, Pin=1Pa, 0dB=1V/Pa, Min=-48dB, Max=-44dB Microphone Frequency Range 100Hz ~ 10kHz @6dB
Speaker bandwidth Music mode Wideband
Cord length Control cable: 95cm, HS cable: 120cm