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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   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 video outdoor phone Functions 1   wireless video 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 Digitalvideo outdoor phone Functions 1   Digital video outdoor phone use aluminum casing, with a waterproof, dust-proof, anti-dismantle,...

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

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 door bell use aluminum casing, with a waterproof, dust-proof, anti-dismantle, shock-proof...