Kramer 2x1 4K HDMI Auto Switcher

Kramer 2x1 4K HDMI Auto Switcher
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Kramer VS-211UHD Overview

The VS-211UHD 2x1 4K Switcher from Kramer is an automatic switcher for 4K HDMI and analog audio signals. It automatically switches one of the two HDMI inputs to a predefined or last connected input, whenever the currently active video signal is interrupted or whenever a higher-priority video signal is detected. It also supports Kramer's Step-in over HDMI technology.


  • Maximum data rate of 8.91 Gbps (2.97 Gbps per graphic channel) with 4K UHD support. 
  • 4K maximum resolution support 
  • Step-in over HDMI technology 
  • HDTV compatible 
  • Active switching; selectable manual or fast auto-switching according to last connected or preset priority 
  • HDMI 1.4, HDCP, and DVI 1.0 compliant
  • HDMI 1.4 supports deep color, 3D, up to 7.1 uncompressed audio channels, ARC (supported on input 1 only)
  • HDMI ARC de-embedding; from output to balanced stereo audio line, uncompressed 
  • Automatic video input detection & selection 
  • Auto power-off when no HDMI input for 10 seconds (selectable)
  • Selectable HDCP switching
  • EDID configuration options 
  • Default EDID
  • Contact closure for remote manual switching override 
  • Audio embedding/de-embedding
  • Analog audio input per port
  • Lock button 
  • Firmware upgrade over RS-232 or via mini-USB
  • Supports Protocol 3000, EDID Designer, K-Upload via RS-232
  • Varied control options; front panel buttons, contact closure, IR, RS-232 protocol 3000
  • Mount two units side-by-side in a 1 RU rack-space with the optional RK-T2B rack-adapter
  • E/B/U audio


  • Systems that require automatic HDMI routing
  • Presentation and multimedia applications

Kramer VS-211UHD Specs

Inputs2 x HDMI
2 x 1/8" (3.5 mm) Unbalanced stereo audio
Outputs1 x HDMI
1 x Balanced stereo audio on 5-pin terminal block
Ports1 x RS-232 on a 3-pin terminal block
1 x Mini-USB for programming
HDMI SupportHDMI 1.4, deep color, 3D, ARC, up to 7.1 uncompressed audio channels
Supported ResolutionsUp to UXGA, 4K x 2K, 4K @ 60 4:2:0
ControlsFront panel buttons, contact closure, IR, RS-232 Protocol 3000
Software SupportedProtocol 3000, EDID Designer, K-Upload
Power Consumption5 VDC, 520 mA
Operating Temperature32 to 104°F (0 to 40°C)
Storage Temperature-40 to 158°F (-40 to 70°C)
Humidity10 to 90%, RHL non-condensing
Dimensions7.38 x 4.53 x 1.00" (18.75 x 11.50 x 2.54 cm)
Weight0.9 lb (0.4 kg) approximately
Packaging Info
Package Weight1.95 lb
Box Dimensions (LxWxH)13.5 x 7 x 2.3"
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