A wireless video intercom with door release is an access control system designed to manage entry into a property remotely.
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Philosophy 3D Face recognition smart door lock with video intercom feature biometric fingerprint smart door lock
The Optex Wireless Intercom System from Optex allows you to see who's at the door, communicate with the person or identify them, from the convenience
Optex Wireless Intercom System
2-Wire WiFi Video Intercom Kit
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Motion detection with Strong, stable 2.4GHz wireless signal with flawless audio video quality. Long Range operating distance of up to 1000-feet.
Home-Office Wireless Video Doorbell With Door Release
720P AHD Call Panel+7 inch HD Monitor +720P AHD Camera
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Aiphone Jo Series: 7-Inch Touch Button Video Intercom (jos-1v)