Audio Door Phone

unique 1.8g digital wireless audio door phone 500 m super long dstance in open area IP65 water proof up to 4 pcs handsets  Main featuresa)      ...

unique 1.8g digital wireless audio door phone 500 m super long dstance in open area IP65 water proof up to 4 pcs handsets  Main featuresa)      ...

unique 1.8g digital wireless audio door phone 500 m super long dstance in open area IP65 water proof up to 4 pcs handsets  Main featuresa)      ...

unique 1.8g digital wireless audio door phone 500 m super long dstance in open area IP65 water proof up to 4 pcs handsets  Main featuresa)      ...

unique 1.8g digital wireless audio door phone 500 m super long dstance in open area IP65 water proof up to 4 pcs handsets  Main featuresa)      ...

unique 1.8g digital wireless audio door phone 500 m super long dstance in open area IP65 water proof up to 4 pcs handsets  Main featuresa)      ...

LB-AL-B intercom substation pess pivacy button,can avoid the master station to listen it can obviate noise Features:LB-AL-B intercom substationThe voice is reality, clear, obviate...

apartment audio intercom 1) Direct-call button, 2) Audio door phone,a 3) Audio intercom system,cctv system, voice recorder apartment audio intercomTechnology Parameter: Working...

1) Remote door releasing 2) Color: White, audio door phone. 3) audio intercom Technology Parameter:Working Temperature: -20~+50Working Humidity: <85%Harmonic distortion:...

apartment audio intercom 1) Direct-call button, 2) Audio door phone,a 3) Audio intercom system,cctv system, voice recorder apartment audio intercomTechnology Parameter: Working...