... ,child monitor,baby cry detector,sound activated,use battery,50-80M remote distance,alarm crying sound,factory offer baby monitor,child ... monitor,baby cry detector,sound activated,use battery,50-80M remote distance,alarm crying sound,factory offer SPECIFICATIONS:•Whole ... than 70dB surrounding Remote Transmitter,Receiver will be activated to sound baby crying voice.Quite sensitive.•Loud Volume:85 ...