Power Supply

Battery Type: Li-ion Battery

Operating Voltage: 0.2±0.1V

Operating Current: =< 4mA

Dimension

1.8 x 1.4 x 1.6cm / 0.7 x 0.5 x 0.6in(H x L x T)

Others

Maximum Saturation Sound Pressure: 129dB ± 4dB

Maximum File Acoustic Gain: 48dB ± 5dB

Harmonic Distortion: =< 18%(450=< F=<5000)

Frequency Response: 450-3000Hz

Equivalent Input Noise: =< 30dB