Audio SIP Intercom
The DP81 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 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.
 

Dual‐button SIP Intercom

• HD Voice
• Door Access: DTMF tones
• Ideal for business, institutional and residential applications
• Open remotely if there is an electronic door lock
• Dual SIP line, Dual SIP servers
• Door Phone features
• Two‐way audio stream

High Stability and Reliability

• SIP v1 (RFC2543), v2 (RFC3261)
• SIP over TLS, SRTP
• TCP/IPv4/UDP
• HTTP/HTTPS/FTP/TFTP
• ARP/RARP/ICMP/NTP
• DNS SRV/ A Query/NATPR Query
• STUN, Session timer
• DHCP/Static/PPPoE
• DTMF Mode: In‐Band, RFC2833 and SIP INFO

Product Description:
Elevate your communication and security with the Ubiquiti DP81 Audio SIP Intercom. Featuring advanced audio technology with echo cancellation, this dual-button SIP intercom ensures crystal-clear HD voice communication. The touch screen control pad provides a seamless interface, allowing you to speak to visitors at any time.

Experience key-less control and convenience with the DP81, opening doors without the need for a physical key. The system is designed to work seamlessly with electronic door locks, enabling remote door access for added security. Ideal for business, institutional, and residential applications, the DP81 offers a high level of stability and reliability.

Key Features:

• Dual-button SIP Intercom with HD Voice
• Key-less control for convenient door access
• Ideal for business, institutional, and residential applications
• Remote door opening compatibility with electronic door locks
• Dual SIP line and Dual SIP servers for enhanced communication
• Two-way audio stream for interactive communication
• SIP v1 (RFC2543), v2 (RFC3261) compatibility
• SIP over TLS, SRTP for secure communication
• TCP/IPv4/UDP, HTTP/HTTPS/FTP/TFTP support
• ARP/RARP/ICMP/NTP, DNS SRV/A Query/NATPR Query for network flexibility
• STUN, Session timer for enhanced functionality
• DHCP/Static/PPPoE support for easy network setup
• DTMF Mode: In‐Band, RFC2833, and SIP INFO for versatile tone transmission

Upgrade your communication infrastructure with the Ubiquiti DP81 SIP Intercom, combining advanced features with high stability for a secure and efficient solution. Perfect for businesses, institutions, and residences seeking top-tier audio communication and door access control over the internet.