4x2 HDMI 2.0 Matrix Switcher with Audio outputs supporting 4K/60Hz

Cross-Switch four HDMI sources to two 4K displays and connect to separate audio amplifiers
MPN: HDMX42A-18G  UPC: 813982022560
Cross-Switch four HDMI sources to two 4K displays and connect to separate audio amplifiers Inquiry


The KanexPro HDMX42A-18G is an easy to use, cost-effective 4K/60Hz with 4:4:4, 16-bit Deep Color, HDR (High Dynamic Range) and HD audio formats. Designed with 4-inputs and 2-outputs the matrix can extract the audio from any of the sources and outputs via optical Toslink or analog 2 Channel audio formats. The powerful matrix can downscale 4K sources to 1080p displays allowing for the unit to be integrated in mixed 4K and 1080p systems with no loss of quality to the 4K display. The HDMX42A-18G is ideal for swift switching and routing of any HDMI sources such as laptops, Blu-ray players, and 4K based Apple TV to any four displays. This matrix switcher is HDCP 2.2 compliant and supports 4K@60Hz, 4:4:4 video. It can be controlled via front panel buttons, and IR remote.

Industry Standard HDCP 2.2 & 4K/60

HDCP 2.2 authentication is present always on this matrix ensuring proper handshake of the protected content. It also maintains resolutions up to 4K- 4096x2160@24, 30, 50 or 60Hz, 3840x2160@24, 25,30, 50 or 60Hz and 2560x1080@60Hz displaying 21:9 aspect ratios. 1920 x 1200 or full HD 1080p/60 is a standard for all our matrix switchers.


  1. Home Theater installations:Share four video sources with a TV in the living room and another TV in a second room, while utilizing a Home theater system in the living room.
  2. Conference Room Environments:Switch between users and screens in a conference room while utilizing a central audio system.
  3. Reduce Complexity:A matrix is a combined switcher and splitter reducing the complexity and the number of cables and components needed for a system with multiple displays and sources.

  • Supports four (4) HDMI 2.0A (18Gbps) HDMI 4 input into 2 output Matrix Switcher - Supports highest video resolution up to 4K x 2K at 60Hz), EDID bypass, Full 3D and HDCP2.2 complaint.
  • 4x2 Matrix: Independently view any of the four sources on any of the four displays.
  • Supports PCM, Dolby True HD, DTS-HD Master Audio up to 7.1 Ch. Digital and analog Audio output.
  • Supports 18Gbps uncompressed bandwidth on all HDMI
  • Supports source audio extraction via optical Toslink or analog L/R outputs.
  • Supports 4K to 1080p downscaling on both outputs 







4 x HDMI

1 x IR

1 x MiniUSB (Service) 1 xRJ45 (Control)


4 x HDMI

4×Analog Stereo (3.5mm)

Supported Resolutions:

480i ~1080p@24/50/60Hz

4K up to 4096x2160@60Hz (YUV 4:4:4,8-bit)

PC resolutions: VGA~WUXGA

IR Frequency





24V DC/2.7A (US/EU standards,CE/FCC/ ULcertified)

ESD Protection

Human body model:

±8 kV (air-gapdischarge)

±4 kV (contactdischarge)


17.0" x 1.7"x 6.2" (436 mm x 44 mm x 160mm W×H×D) [CaseOnly]

17.0" x 1.8" x 6.60" (436 mm x 48 mm x167.5mm W×H×D) [All Inclusive]


4.55 lbs. (2068g)

Chassis Material





0°C~40°C/32°F~104 F

Storage Temperature

−20°C~60°C/−4°F~140 F 

Relative Humidity

20~90% RH(non-condensing)


21 Watts 

* Please check manual under downloads tab for more advanced spec information. 


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