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HDMI 2x1 Switcher

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HDMI 2x1 Switcher DVI-4521b$135.00

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The DVI-4521b is a high performance digital routing switcher with two (2) HDMI inputs and one (1) HDMI output. Both inputs and output are fully HDMI v1.3 compatible. Either input signal may be selected as the output signal, which may be routed to an HDMI compatible display or distribution system. Switching can be achieved via front panel selection or by using a supplied IR Remote Control unit. An RS-232 port is provided, which enables the unit to be seamlessly integrated into an AV control system. This unit supports a full array of HDMI v1.3 features, which makes it the ideal solution for high-performance HDMI signal distribution in small display systems.

Key Features:

  • HDMI v1.3, HDCP v1.1 and DVI v1.0 Compliant
  • Supports 8-bit color, as well as 10-bit and 12-bit Deep Color modes
  • Supports PC resolutions up to 1920x1200 pixels
  • Supports HDTV resolutions up to 1080p
  • Supports SDTV resolutions of 480i and 576i
  • Supports Dolby Digital, Dolby Digital Plus, Dolby True HD & DTS-HD Master Audio
  • Signal Equalization feature enables longer cable runs
  • Rugged metal enclosure - may be rack mounted using optional DVI-4500-RM kit
  • Locking Power Supply Connector for added security
  • RoHS Compliant


Compliance HDMI v1.3, HDCP v1.1 and DVI v1.0
Maximum Pixel Clock Frequency 225 MHz
Maximum Video Bit Rate 2.25 Gbps (single-link)
Supported Color Depth 8-bit, 10-bit, and 12-bit
Digital Audio Support Dolby Digital, Dolby Digital Plus,
Dolby True HD and DTS-HD Master Audio -
only with HDMI input signal
Supported HDTV Formats 480i, 480p, 576i, 576p, 720p, 1080i and 1080p
Supported PC Resolutions up to 1920x1200
Input Signal Equalization Enhance OFF: +6 dB correction @ 825 MHz
Enhance ON: +12 dB correction @ 825 MHz
Input Signal Equalization +10 dB correction @ 825MHz
Maximum Input Cable Length 12.5 meters (41 ft.) using DVIGear SHR™ Series cables
Maximum Output Cable Length 10 meters (33 ft.) using DVIGear SHR™ Series cables
I/O Connectors
Video Inputs 2x HDMI 19-pin female connectors
Video Outputs 1x HDMI 19-pin female connector
Control Options
Front Panel Push button selector
Remote Control IR Remote unit included, optional IR Receiver is available
Serial Control RS-232 control port on rear panel
Dimensions (H-W-D) 1.2" x 7.9" x 3.5" (30 x 200 x 89 mm)
Weight 1.88 lbs (0.85kg)
Storage Temperature 0° to +50° C (+32° to +122° F)
Operating Temperature 0° to +50° C (+32° to +122° F)
Humidity (storage / operating) 10% to 90% (non-condensing)
Power Requirements
External AC Power Adapter 100-240 VAC @ 50-60Hz - 5VDC@2A
Regulatory Approvals
Distribution Amplifier FCC, CE, RoHS, HDMI ATC
AC Power Adapter UL, CE, CSA, CEC, RoHS
Limited Warranty 3 Years Parts and Labor
Model Number
DVI-4521b Switcher HDMI (v1.3) 2x1
Accessories Included
1x External AC Power Adaptor, 1x mini IR Remote Control Unit, 1x User Guide
Optional Accessories
DVI-4500-RM Single/Dual Rack Mount Kit
DVI-4101 Switcher IR Remote Receiver - supports cable lengths up to 75 ft.