Battery Type | AG13 Button Battery |
Dimension | 53 x 44 x 9mm |
Others | Max Sound Output: 129dB ± 4dB
Max Sound Gain: 50dB ± 5dB
Harmonic Wave Distortion: 5%
Frequency Range: 450~3500 hz
Input Noise: 30 dB
Battery: AG13
Working Voltage: DC 1.5V
Working Current: 4mA |