1 x HDMI input ~ 4 x HDBaseT Oututs (+ HDMI Loop Thru) includes RS232 & IR

The WUH4A is an ultrathin auto switcher with four HDMI video inputs and one HDMI output. This switcher supports HDMI video resolution up to 4Kx2K@60Hz 4:4:4 HDR and multichannel audio. Except passing EDID information from the display, there are multiple built-in EDID settings to simplify an installation. The switcher will de-embed digital stereo audio to provide an analog audio source for an existing audio system. The switcher also supports audio return channel (ARC) for transmitting audio back to HDMI input port from the connected display.



Manufacturer: CleanDigital


DatasheetUser Manual



Switches any one of four HDMI inputs to one HDMI output.

Supports video resolution up to 4Kx2K@60Hz 4:4:4 HDR.

18Gbps high bandwidth.

Fully compliant with the HDMI 2.0 and HDCP2.2 specifications.

Supports audio return channel (ARC).

Advanced EDID management: multiple preset and user defined allowed.

Controllable via RS232 and IR.

Supports CEC.

Provides seven LEDs to indicate the current operating status and to assist troubleshooting an installation.

Firmware upgrade by Micro-USB port.


Video Input
Input (4) HDMI
Input Connector (4)Femaletype-AHDMI
HDMI Input Resolution Up to 4Kx2K@60Hz 4:4:4
HDMI Standard 2.0
HDCP Version 2.2
Video Output
Output (1)HDMI
Output Connector (1)Femaletype-AHDMI
HDMI Output Resolution Up to 4Kx2K@60Hz 4:4:4
HDMI Standard 2.0
HDCP Version 2.2
Output (1) AUDIO
Output Connector (1) 3.5mm mini stereo audio jack
Audio Format PCM
Audio Output Impedance 70 Ohms
Frequency Response 20Hz to 20kHz, ±3dB
Control (1) IR IN; (1) RS232
Control Connector (2) 3.5mm mini jack
Bandwidth 18Gbps
Operation Temperature -10℃ ~ +55℃
Storage Temperature -25℃ ~ +70℃
Relative Humility 10%-90%
Power Supply Input:100V~240V AC; Output: 5VDC1A
Power Consumption 5W(Max)
Dimension (W*H*D) 194mm x 15mm x 81mm
Net Weight 324g