1.Pure digital building intercom 2.Use the ADI low power and DSP design 3.saving the electricity 4. reliable and long-lived video outdoor phone Functions 1   video outdoor phone use aluminum casing, with a waterproof, dust-proof, anti-dismantle, shock-proof...

1.Pure digital building intercom 2.Use the ADI low power and DSP design 3.saving the electricity 4. reliable and long-lived villa outdoor phone Functions 1   villa outdoor phone use aluminum casing, with a waterproof, dust-proof, anti-dismantle, shock-proof...

1.Pure digital building intercom 2.Use the ADI low power and DSP design 3.saving the electricity 4. reliable and long-lived villa door phone Functions 1   villa door phone use aluminum casing, with a waterproof, dust-proof, anti-dismantle, shock-proof...

1.Pure digital building intercom 2.Use the ADI low power and DSP design 3.saving the electricity 4. reliable and long-lived villa door phone Functions 1   villa door bell use aluminum casing, with a waterproof, dust-proof, anti-dismantle, shock-proof...

1.Pure digital building intercom 2.Use the ADI low power and DSP design 3.saving the electricity 4. reliable and long-lived villa outdoor bell Functions 1   villa outdoor bell use aluminum casing, with a waterproof, dust-proof, anti-dismantle, shock-proof...