BZB-UHD-42M 4×2 HDMI 4K 18Gps 444 Matrix Switcher with built-in Scaler


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  • BZ-UHD-42M
MSRP $349.00

Sale price $299.00

Instant savings $50.00

SKU: BZB-UHD-42M Categories: , ,

Warranty: 2 years

Product Questions? Ask Our Experts!


The BZB-UHD-42M HDMI Matrix Switcher can distribute up to four HDMI sources to two HDMI display outputs. Equipped with the latest HDMI 2.0 ports and HDCP 2.2 compliance, the unit supports resolution up to 4K2K@60Hz with 4:4:4 Chroma Subsampling. By Utilizing the L/R analog or optical outputs it can extract audio signals from the HDMI source for distribution to an audio amplifier. Conveniently the unit supports down conversion of 4K→1080P for Displays that are 1080P, not capable of 4K resolutions. The Switcher provides ARC and EDID (AUTO/COPY/STD) performance. Easily control the unit flexibly through the included IR remote and front panel buttons.


  • HDMI 2.0, HDCP 2.2 / HDCP 1.4 and DVI 1.0 compliant
  • Supports 4 HDMI inputs and 2 HDMI outputs
  • Video resolution up to 4K2K@60Hz YCbCr 4:4:4
  • Supports 18Gbps uncompressed bandwidth on all HDMI
  • Supports Dolby Vision, HDR 10+, HLG and CEC function
  • Supports extract HDMI input source device audio of OUT A or OUT B to optical and analog L/R output
  • OUT A and OUT B support 4K to 1080P downscale function
  • Supports ARC (Audio Return Channel) function
  • Supports advanced EDID management including AUTO, COPY and STD
  • Control is via front panel buttons and IR remote

Additional information

Weight2 lbs
Dimensions13 × 7 × 3 in



HDMI ComplianceHDMI 2.0
HDCP ComplianceHDCP 2.2 and HDCP 1.4
Video Bandwidth18 Gbps
Video ResolutionUp to 4K2K@50/60Hz(YCbCr 4:4:4), 4K2K@30Hz.  All HDMI

3D TV format, etc.

Color SpaceRGB, YCbCr4:4:4,YCbCr4:2:2, YCbCr 4:2:0
Color Depth8-bit, 10-bit, 12-bit [1080P, 4K30Hz, 4K60Hz (YCbCr 4:2:0)]

8-bit [4K60Hz (YCbCr4:4:4)]

HDMI Audio FormatsPCM2.0/5.1/7.1CH, Dolby Digital/Plus/EX, Dolby True HD,

DTS, DTS-EX,DTS-96/24, DTS High Res, DTS-HD Master

Audio, DSD

Optical Audio FormatsPCM2.0, Dolby Digital / Plus, DTS
L/R Audio FormatsPCM2.0CH

(Note: If ARC function is turned on, the audio port will mute.)

ESD ProtectionHuman-body Model: ±8kV (Air-gap discharge),

±4kV (Contact discharge)


Input Ports4×HDMI Type A [19-pin female]
Output Ports2×HDMI Type A [19-pin female]

1×L/R audio out [3.5mm Stereo Mini-jack]

1×OPTICAL audio out [S/PDIF]


HousingMetal Enclosure
Power SupplyInput: AC100~240V 50/60Hz

Output: DC12V/1A

Power Consumption3.8W (max)
Operating Temperature0°C ~ 40°C / 32°F ~ 104°F
Storage Temperature-20°C ~ 60°C / -4°F ~ 140°F
Relative Humidity20~90% RH (non-condensing)

Product Video

Package Contents

① 1× 4×2 HDMI2.0 Matrix Switcher
② 1× 12V/1A Locking Power Adapter
③ 2× Mounting Ears
④ 1× IR Remote
⑤ 1× User Manual


Download Manual - Click Icon Below

Download Manual



Q: Does this product require an HDMI line length for the connection interface?

A: According to HDMI line length test, HDMI input / output with 4K60Hz YCbCr

4:4:4 is the longest line length up to 8m / 3m.

The use of “Premium High Speed HDMI” cable is highly recommended.

830 National Drive ste 140,
Sacramento, CA, 95834
5 Days a week from 7:00 am to 6:00 pm PST
Tel: 1(888)499-9906
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