The DP81/DP81U is an audio SIP Intercom with advanced audio system with the echo cancellation function. with the touch screen control pad, you can speak to visitors at any time.
DP81/DP81U offers key-less control and convenience for the users opening the door without a key. The door can be open remotely if there is an electronic door lock. It’s ideal for control communication and security over internet such as business,institutional and residential applications.