background image

521 East 3

rd

 

Street Mt. Vernon, NY 10553 • www.keydigital.com

 

Rev 0 

 Dec, 2021 

 

 

About KD-22HUCPRO

 

Key Digital® KD-22HUCPro is a 4K/18G 2x1 HDMI switcher and USB capture device with XLR mic 

input, audio Mixing, HDMI output, and CEC display control for a professional solution ideal for applications like 

hybrid classrooms, lecture capture, conference and huddle spaces, gaming studios, and e-sports. 

 

KD-

22HUCPro’s HDMI input and output

 / pass-thru connections support 4K UHD resolutions at up to 60 

frames per second. The HDMI signal may have bandwidth up to 18Gbps with HDR10, 12bit deep color, and 

4:4:4 chroma sub-sampling. 

 

KD-22HUCPro outputs non-HDCP captured content in an auto-converted 1080p resolution at up to 60 

frames per second on its USB 3.0 port for connection into your PC and external recording software. Industry 

leading low-latency algorithms ensures none of the action is missed.

 

Control KD-

22HUCPro’s HDMI input selection, read HDCP content status, and 

send CEC power toggle 

commands to your display using the front buttons. Or control KD-22HUCPro by connecting the USB 2.0 micro 

port 

to your PC and use Key Digital’s KD

-CAM preview and control software with a variety of video and audio 

adjustments such as microphone and analog audio input levels, HDMI output volume level, HDMI source select, 

CEC display on, off and CEC AV Receiver volume controls.

 

What truly makes KD-22HUCPro a unique, all-in-one professional content capture hardware solution is 

the XLR microphone input with optional phantom power. This enables studio-grade condenser microphones to 

plug directly into the unit without external adapters or pre-amp and apply desired level settings via the KD-Cam 

software. Alternatively, you may slide the audio selection switch to L/R input for capture of audio content such 

as mixer outputs. KD-22HUCPro captures audio and video content, replacing two devices from competing 

products that capture audio or video only.

 

Key Features  

 

HDMI Switching: 

2 HDMI sources to 1 HDMI output/display 

 

HDMI to USB Capture: 

Non-HDCP HDMI content is converted to USB 3.0 so it may be connected into 

a PC or recording device and streamed, used as a video conference camera, or archived

 

 

Audio and Video Capture: 

All-in-one replacement for audio only or video only capture devices 

 

USB Down-Convert: 

4K HDMI content up to 18Gbps is selected and passed thru the HDMI output 

while automatically down-converted to 1080p at a selectable frame rate on the USB 3.0 port 

 

 

Ultra HD/4K: 

Supports up to 4096x2160 or 3840x2160 24/25/30/60hz at 4:4:4 (signals up to 18Gbps 

bandwidth) on HDMI connections.

 

 

External Mic and Audio In: 

XLR with phantom power and 3.5mm stereo ports enable connection and 

mix-in of microphone, mixer, or audio device 

  

 

Low-latency capture: 

<100ms latency on USB 3.0 AV with default YUC 1080p / 60 uncompressed 

video format.

 

 

HDMI Output: 

Enables latency-free viewing on connected display / monitor

 

 

HDCP Licensing: 

Fully licensed with HDCP 2.2 and backward compatible 

Summary of Contents for KD-22HUCPro

Page 1: ...521 East 3rd Street Mt Vernon NY 10553 www keydigital com Rev 0 Dec 2021 1 2 Input 4K 18G HDMI Switcher and USB Capture with XLR Mic Input Audio Mixing HDMI Pass Thru CEC Display Control ...

Page 2: ...re 6 Capture for Application Examples 7 Product Warnings Safety Instructions 15 Quick Setup Guide Please visit www keydigital com for the latest product documentation firmware control drivers and software downloads Product features and specifications are subject to change without notice Always follow the instructions provided in this Operating Manual ...

Page 3: ...22HUCPro a unique all in one professional content capture hardware solution is the XLR microphone input with optional phantom power This enables studio grade condenser microphones to plug directly into the unit without external adapters or pre amp and apply desired level settings via the KD Cam software Alternatively you may slide the audio selection switch to L R input for capture of audio conten...

Page 4: ...tore for content preview audio level adjustments HDMI source selection and CC control of your display AV receiver CEC Control over HDMI Power volume and muting controls of the connected display and or AV Receiver without any additional control wiring Full Buffer System Manages TMDS re clocking signal re generation HDCP authentication to source display and EDID handshaking EDID Handshake Management...

Page 5: ...nd to provide phantom power to a connected microphone 4 Audio output connect into mixer or audio system using the L R 3 5mm stereo port 5 Connect PC recorder using the USB 3 0 cable connect from the AV Capture output into a USB 3 0 port on the PC recorder USB 2 0 cables and ports are not supported on the AV Capture output 6 Control setup connection is made from the USB Micro port labelled KDCam Co...

Page 6: ... the Settings button in the top left of the screen 3 Select the KD 22HUCPro from the Device Selection dropdown 4 Choose the desired HDMI source or enable auto switching 5 Preview content from the selected HDMI source 6 Make desired audio level and volume settings 7 Power and control volume of your CEC supported TV and AV Receiver 8 Set the EDID handshake for the desired video resolution and audio ...

Page 7: ...re 2 Choose KD 22HUCPro as your webcam and start video to share content from the HDMI source 3 To share the audio of the HDMI source ensure the KD 22HUCPro is the selected microphone Optional To share webcam plus KD 22HUCPRO captured content in Zoom 1 Choose webcam and start video 2 Press Screen Share button 3 Choose Advanced 4 Select Content from 2nd Camera 5 Press Share to begin sharing content ...

Page 8: ...enu 6 Double click in the content window to enter full screen preview mode of your HDMI content 7 Open Windows Game Bar with Windows G key combo 8 Choose KD 22HUCPro as the selected microphone to capture mixed audio of the HDMI source and the microphone audio input a Press Audio to open the audio settings panel b Select Voice c Select the KD 22HUCPro as the input device 9 Record by pressing the Re...

Page 9: ...f its customizable layouts and ease of streaming to platforms like Twitch or your own website To add the captured video a In Sources press b Choose Video Capture Device c Enter desired name for the video signal from KD 22HUCPro d Select USB Video from the Device dropdown The HDMI content should now appear in the OBS studios software screen Zoom in to view details ...

Page 10: ...521 East 3rd Street Mt Vernon NY 10553 www keydigital com Rev 0 Dec 2021 10 Zoom in to view details Zoom in to view details ...

Page 11: ...d the captured audio a In Sources press b Choose Audio Input Capture c Enter desired name for the audio signal from KD 22HUCPro d In Properties for Audio Name choose USB Audio The audio content should now appear in the Audio Mixer panel Zoom in to view details Zoom in to view details ...

Page 12: ...521 East 3rd Street Mt Vernon NY 10553 www keydigital com Rev 0 Dec 2021 12 Zoom in to view details Zoom in to view details ...

Page 13: ...r streaming software a Right click Audio Name audio track in the audio mixer b Choose Advanced Audio Properties c In the Audio Monitoring column choose Monitor and Output The audio should now be sent to your streaming service as well as your headphones or speakers Zoom in to view details Zoom in to view details ...

Page 14: ...cord with Audacity Optional Use KDCam software to adjust audio mix levels if needed 1 Open Audacity or desired audio recording software 2 Choose KD 22HUCPro from the Microphone dropdown 3 Choose to record in stereo idea for music or multi channel or mono ideal for single mic capture 4 Press Record button ...

Page 15: ...ow all instructions 2 Heed all warnings 3 Do not use this device near water 4 Clean only with dry cloth 5 Install in accordance with the manufacturer s instructions 6 Do not install near any heat sources such as radiators heat registers stoves or other apparatus including amplifiers that produce heat 7 Only use attachments accessories specified by the manufacturer 8 Refer all servicing to qualifie...

Page 16: ...521 East 3rd Street Mt Vernon NY 10553 www keydigital com Rev 0 Dec 2021 16 ...

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