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Codian (Tandberg) - MCU 4200 Series

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The MCU 4200 series is a 1RU high quality video conferencing MCU that is capable of streaming video conference meetings in both Unicast or Multicast streams. The product line is cost effective and feature rich, offering a number of video layouts and user controls that are both functional and easy to use. The MCU 4200 series includes a 6 video port and 6 audio port model for small networks and logically increments in 12, 20, 30, and 40 port capacities for larger enterprises.

Enterprise IP MCU Models 4203 4205 4210 4215 4220
Video Endpoints 2 Mbit/s each 6 12 20 30 40
Additional Audio Participants 6 12 20 30 40
Video Streaming Unicast/Multicast 24/unlimited 40/unlimited 60/unlimited 80/unlimited 200/unlimited

Enhanced Features:

Video Firewall Option (VFO)

  • The second Ethernet port allows callers from both inside and outside the network to meet on the bridge, leaving your firewall untouched and your security levels unchanged.

Web Conferencing Option (WCO)

  • Add data, such as slides, chat and annotations to standard video and voice streaming giving each participant an interactive experience regardless of how they connect.

High Resolution Option (HRO)

  • Supports enhanced resolutions from 4CIF up to 720p HD, allowing multiple sites to be viewed simultaneously with no loss of clarity - you can clearly see all participants and content at the same time.

Gatekeeper Option (GKO)

  • Increase from 25 to 100 or 300 registrations with built-in H.323 gatekeeper
Software Options
VFO-4203, VFO-4205, VFO-4200 Video Firewall Option - Allows MCU connection to
additional networks (e.g., Internet)
WCO-4203, WCO-4505, WCO-4510, WCO-4515, WCO-4520 Web Conferencing Option - Provides content streaming,
annotation, and chat capabilities
HRO-4205, HRO-4210, HRO-4215, HRO-4220 High Resolution Option - 12/20/30/40 ports of 4CIF/4SIF or greater resolution
GKO-100, GKO-300 Increase from 25 to 100 or 300 registrations with built-in H.323 gatekeeper


Video Resolution

  • QCIF, QSIF, CIF, SIF, iCIF, iSIF, 288p, 384p, 400p, 448p, VGA, 4CIF, 4SIF, 480p, SVGA, 576p, XGA, 720p

Video Standards

  • H.261, H.263, H.263+, H.263++, H.264

Audio Standards

  • G.711, G.722, G.723.1, G.728, MPEG4 AACLC & LD, Polycom® Siren 14™ / G.722.1 Annex C


  • H.323 v4, SIP, H.235 (AES), H.239 (dual video), VNC™, FTP, RTP, RTSP, HTTP, DHCP, SNMP, NTP

Streaming Video

  • Embedded streaming server
  • Unicast and Multicast
  • RealPlayer™, QuickTime™, Windows Media Player™ compatability
  • Streaming of slides (H.239 and VNC)
  • Text chat

Transcoding and Transrating

  • Extremely low latency; less than 80 ms
  • Use any bandwidth, codec, and resolution for the same video conference
  •  Individual encode for each participant
  • Automatic transcoding and transrating on all calls

MCU Features

  • H.323 dial in, or dial out from web server
  • Standalone or using gatekeeper
  • Configurable audio and video auto attendant
  • Advanced continuous presence standard on all ports
  • Automatic selection of best layout
  • Individual layout selection using remote control or web pages
  • Over 50 custom layouts
  • Widescreen (16:9) support
  • Active speaker selection using remote control or voice activated
  • Floor assignment through web page or management application
  • Far end camera control tunneling using remote control or web
  • Text identification of sites
  • Onscreen text messaging to individual or all sites
  • Embedded conference scheduling and reservation
  • Ad Hoc conferences
  • Dual video using H.239
  • Presentation mode: add slides from PC using VNC™
  • Preview of conference and individual camera on web pages
  • Uploadable Video association for IP and traditional PBXs
  • Web Conferencing Option: those without endpoints can still interact
  • Uploadable bitmaps for audio participants

Audio Features

  • Audio mixing at wide band
  • Builtin and uploadable auto attendant voice prompts
  • Automatic gain control, adjustable gain, power indication, individual audio mute using web pages

System Management

  • Management via embedded web server
  • Configuration backup to network
  • Configurable event logs and full H.323 and SIP decoding
  • Secure upgrades through Ethernet or CompactFlash


  • 2 x RJ45 Ethernet, 10/100/1000 Mbps full/half duplex, manual or auto sensing
  • RJ45 serial port
  • CompactFlash socket
  • 39 status LEDs

MCU 4200 Security Features

  • Seven levels of access rights and privileges for users
  • Password protected conferences
  • Secure nonPC hardware and operating system
  • Video Firewall Option using second Ethernet port

Physical Dimensions

  • 19 rack mountable (kit supplied) or standalone
  • Height 1.73, 44 mm (1U), Width 17.2, 437 mm
  • Depth 12.3, 312 mm, Weight 9 lbs, 4kg
  • Power 100240 VAC, 50/60Hz
  • 110W max power consumption

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