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Compact black box with four HDMI inputs, one output, optical and 3.5mm audio ports, IR sensor and front button

SMUGDESK

SMUGDESK 4 in 1 Out HDMI2.0 Switch with Audio Extractor & ARC

SKU CH-PC93-DSNHA

A 4-port HDMI 2.0 switch with independent optical and 3.5 mm audio extraction plus ARC return channel for 4K 60 Hz and 1080p 120 Hz sources

  • Switch four HDMI sources to one display via IR remote or front button
  • Extract audio separately through optical SPDIF and 3.5mm jack for external speakers or headphones
  • ARC returns TV app audio to sound system without extra cables
  • HDMI 2.0 bandwidth supports 4K at 60 Hz and 1080P at 120 Hz with HDR and 3D
  • Plug-and-play operation powered from HDMI bus with optional USB for stable long sessions

Four-port HDMI 2.0 switch with audio extraction

The SMUGDESK unit combines a 4×1 HDMI selector, an independent audio extractor and ARC return-channel support in one compact box. It connects four source devices to a single display while sending the embedded soundtrack separately to an optical or 3.5 mm analogue output. Plug-and-play operation requires no drivers and the switch draws power from the HDMI bus or an optional USB supply.

Home-cinema and multi-console users who need

Buyers who want to route four HDMI sources to one screen and feed a soundbar, AV amplifier or headphones through digital optical or analogue stereo will find the integrated extractor and ARC return useful. Set-ups that require more than four inputs, HDMI 2.1 bandwidth or automatic switching logic are not addressed by this device.

18 Gbps HDMI 2.0 bandwidth with HDCP 2.2

The switch passes native 4K at 60 Hz and 1080P at 120 Hz, plus HDR and 3D formats, within the 18 Gbps limit of the HDMI 2.0 specification. HDCP 2.2 compliance ensures protected content from modern consoles and streaming devices plays without handshake errors. Systems that demand higher refresh rates at 4K or variable-refresh-rate gaming need a different specification.

Highlights

  • Switch four HDMI sources to one display via IR remote or front button
  • Extract audio separately through optical SPDIF and 3.5mm jack for external speakers or headphones
  • ARC returns TV app audio to sound system without extra cables
  • HDMI 2.0 bandwidth supports 4K at 60 Hz and 1080P at 120 Hz with HDR and 3D
  • Plug-and-play operation powered from HDMI bus with optional USB for stable long sessions

Specifications

No published specifications for this item yet.

Questions about this item

How do I install the SMUGDESK 4 in 1 Out HDMI2.0 Switch and what step do people often get wrong?

Connect up to four HDMI sources to the input ports, link the output to your display, then attach optical or 3.5mm audio cables to your sound system; the step people miss is enabling ARC in the TV settings so internal app audio routes back through the switch.

What maintenance or replacement will the SMUGDESK HDMI switch need later?

The unit is driver-free with no moving parts or user-serviceable components; only the external USB power adapter may need replacement if the bus-powered mode becomes unstable after extended use.

What limit shows up first on the SMUGDESK switch during sustained 4K@60Hz gaming sessions?

The 18Gbps HDMI2.0 bandwidth ceiling caps you at 4K 60Hz 4:4:4; pushing 1080P@120Hz with HDR can exceed this limit, causing the switch to drop to a lower colour depth or refresh rate first.

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