COMfortel® 1200 IP

  • IP telephone COMfortel 1200 IP | Auerswald
  • IP telephone COMfortel 1200 IP | Auerswald

COMfortel® C-400

  • IP Conference telephone COMfortel C-400 | Auerswald
  • IP Conference telephone COMfortel C-400 | Auerswald
  • IP Conference telephone COMfortel C-400 | Auerswald

COMfortel® C-400

Professional IP conference telephone with four wireless microphones, for small, medium and large meeting rooms.

The conference telephone is the best choice for your meeting room. The four wireless DECT microphones optimise the range of your system. So you guarantee that every participant in the conference would be understood perfectly.

The high audio quality ensure a natural speech transmission without interruptions.

  • Optimal understanding due to 2 fixed and 4 wireless microphones
  • 3 SIP accounts
  • Best acoustic characteristics due to wideband audio
  • Encrypted speech data transmission (SRTP)
  • VoIP codecs G.722 (wideband), G.711, G.726 and G.729
  • Language selectable


  • 3 accounts
  • Date and time via NTP
  • Digest authentification (MD5)
  • High audio quality with echo cancellation and comfort noise generation (CNG)
  • HTTP-/HTTPS webserver integrated
  • Mass roll outs via provisioning server (HTTP, HTTPS, FTP and TFTP)
  • Prioritisation of voice data (Diff Serv)
  • SIP (RFC 3261)
  • STUN (UDP over NAT)
  • Tone dialling during a call (RFC 2833)
  • Transport Layer Security (TLS)
  • Encoded speech data transmission (SRTP), RFC 3711 and RFC 4568
  • VLAN support (IEEE 802.1q)
  • VoIP codec G.722 (wideband) with supporting hardware, e.g. COMpact 3000, Asterisk or IP Centrex
  • VoIP codecs G.711µ-Law/a-Law, G.726 and G.729
  • VoIP codec preselection
  • Calling number and name display (CLIP/CNIP) if registered in the central phone book of the PBX or the conference unit
  • Automatic background illumination
  • Hands-free talking, full-duplex at the base unit
  • Ringtone and hands-free speaker volume adjustable
  • Microphone mute
  • 10 programmable direct dial keys
  • Phone book, 200 entries local
  • Access to a central phonebook via LDAP
Base unit 
System connection Ethernet 10/100 Base-T (10/100 MBit/s, RJ-45 Twisted-Pair)
Power supply1 via separate PoE power supply
Power consumption1 2.5 W min., 5 W max.
Display illuminated graphic display with 158 x 57 pixels, monochrome
LEDs 4 LEDs, multi-coloured
Operating elements dialling keys with vanity code, 8 function keys, 3 softkeys
Case plastic
Colour black
Dimensions (w x h x d) 272 mm x 67 mm x 340 mm
Weight approx. 1,100 g
Safety CE
Power supply Ni-MH battery, 2.4 V, 400 mAh
Transmission protocoll DECT 6.0
Signalling 1 LED, multi-coloured
Speech time up to 8 h
Standby time up to 70 h
Case plastic
Colour black


Keine Produktabbildung

Data sheet COMfortel® C-400

2 pages - PDF


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