FEATURES :

1. It can monitor the sound signals against the noise in a public place.

2. In case the noise is too loud to hear the speaker, it can respond the signal-to-noise ratio to the amplifier to make a louder or smaller sound output automatically.

3. The detailed LED displays.

SPECIFICATIONS :

Frequency Response	20Hz-20kHz(±3dB)
S/N Ratio	80dB
THD	0.05%
Output Level	0dBV
Protection	AC fuse×1(220V:F0.6AL, 110V: F1AL)
Power Requirement	AC220V/110V 50/60Hz
Dimensions (L×W×H)	484×345×88mm
Net Weight	5kg
Gross Weight	6.5kg