C88

Multi‐button SIP Door Phone


The C88 is a Multi‐button SIP Door Phone with the integrated HD camera and advanced audio system with the echo cancellation function. It supports H.264 video compression format and delivers excellent video quality in 720p video resolutions. with the C72 touch screen control pad, you can speak to visitors and view video from camera at any time.

The C88 offers keyless control and convenience for the users which supports many ways of opening the door without a key. The door can be open remotely but also local password or IC/ID card if there is an electronic door lock. It’s ideal for control communication and security over internet such as  business, institutional and residential applications

  • Backup

  • TR069

  • SNMP

  • SIP

  • QoS

  • DDNS

Multi‐button SIP Door Phone

HD Voice

1080p HD camera

Door Access: DTMF tones, IC/ID card

2.3”Graphic LCD

2M Pixels color CMOS camera

High 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 timer

Easy 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

  • Features
  • Download
  • DNS SRV/ A Query/NATPR Query
    STUN, Session timer
    Syslog
    Configuration backup/restore
    DTMF Mode: In-Band, RFC2833 and SIP INFO
    HTTP/HTTPS Web Management
    SIP over TLS, SRTP
    Default auto answer
    Action URL/Active URI remote control
    Door Access: DTMF tones, password, IC/ID card
    One SIP line, Dual SIP servers
    Viewing Angle: 80°(H), 60°(V)
    Video Codec: H.264
    Resolution:  up to 1280 x 720
    DHCP/Static/PPPoE
    Codec: PCMA, PCMU, G.729, G723_53, G723_63, G726_32
    Wideband codec: G.722
    Two‐way audio stream
    HD voice
    Maximum image transfer rate: 1080P -30fps
    2M Pixels color CMOS camera
  • Comsns C88 One-Button SIP Door Phone Datasheet