Description:
The advanced circuit could support 10 interphones' intercommunication at the same time.
The engaged tone will be heard when you pick up the otiose interphone.
The power could be supplied centrally.
Two wires ensure the power supplying among the interphones.
The melody signal and talk signal could be sent in LINE 2.
Four wires ensure the power supplying and signal transmission among the interphones. It is easy for installation.
Enclosed with the adapter for DIY.
The maximum working distance is 500m.
The talking voice is very clear and no noise.
| Price: |
Others FOB zhuhai |
| Pack: |
cartons |