Ideal for business, institutional and residential
HD Voice Door Access: DTMF tones 1 RS485 port to integrate lift control Remote Open 1 SIP line, 1 SIP servers Door Phone features Two‐way audio stream LED light Vision ABS casing, tiny designHigh Stability and Reliability
SIP v1 (RFC2543), v2 (RFC3261) SIP over TLS, SRTP TCP/IPv4/UDP RTP/RTCP, RFC2198, 1889 HTTP/HTTPS/FTP/TFTP ARP/RARP/ICMP/NTP DNS SRV/ A Query/NATPR Query STUN, Session timerEasy Management
Auto provisioning: FTP/TFTP/HTTP/HTTPS/PnP Configuration via HTTP/HTTPS web NTP/Daylight Saving Time Syslog Configuration backup/restore Configuration keypad‐based SNMP/TR069