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Products of the CMSTEDCD range from £24.99 to £104.78, and the average price of all the products is about £48. So your total expense can vary depending on the products chosen, which allows you to choose products according to your budget.

CMSTEDCD has a relatively small number of products for sale, only 16. We analyzed all of them in detail and recommended them to our readers. This CMSTEDCD review will give you insight into the products they offer so you can make a better informed decision before you make your purchase.

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Last Updated: 15 Jun 2023

Audio Digital-Analog Converters Toslink Digital-Analog Converters

CMSTEDCD HDMI Audio Extractor 4K x 2K@30Hz HDMI to Optical Audio Adapter HDMI to Optical Spdif Toslink and 3.5mm L/R Stereo Audio Converter Support DTS-HD/3D /Blue-Ray/Dolby-AC3/PS3/PS4/HDTV

CMSTEDCD HDMI Audio Extractor 4K x 2K@30Hz HDMI to Optical Audio Adapter HDMI to Optical Spdif Toslink and 3.5mm L/R Stereo Audio Converter Support DTS-HD/3D /Blue-Ray/Dolby-AC3/PS3/PS4/HDTV Cover
  • [3 Audio EDID Settings] HDMI optical audio splitter with Pass, 2CH, 5.1CH three audio mode options. 3.5mm Analog R/L output supports 2CH PCM stereo audio; SPDIF output supports 2CH PCM,5.1CH Digital, DTS Audio.Sound and picture signals are transmitted without delay.
  • [HDMI Audio Extractor Splitter] One HDMI input port, one HDMI output port, Optical Toslink SPDIF and 3.5mm stereo audio output, achieve the synchronization of audio signal separation,guarantees audio and video transmission with high-fidelity and lossless.
  • [Plug and Play] The optical audio adapter no need to Install Drivers and Software,plug and play,Metal box construction, solid build. more stable signal transmission, compact and exquisite, convenient storage.(Note:The HDMI Audio Splitter is low power and only requires a USB port connected to another device's 5V USB port to function.)
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Digital-Analog Converters

HDMI ARC Audio Adapter Digital Audio Converter 192KHz Multifunctional Digital to Analog Audio Converter Coaxial or Optical or HDMI ARC Audio Input to Coaxial+Optical+L/R+3.5mm Jack Output

HDMI ARC Audio Adapter Digital Audio Converter 192KHz Multifunctional Digital to Analog Audio Converter Coaxial or Optical or HDMI ARC Audio Input to Coaxial+Optical+L/R+3.5mm Jack Output Cover
  • [HDMI ARC Audio Adapter] HDMI Arc Spdif Can Extract HDTV or Projection Audio That Supports ARC and Convert It to The Audio Format You Need for Output.( If You Need to Use The HDMI ARC Channel to Transmit Audio, The HDMI Device Must Support ARC Function, And The HDMI Cable Used Needs to be an HDMI 2.0 Version Cable. Note:The Converter Doesn't Support The Use of The TV Remote Control to Control The Volume of The Speakers.)
  • [Digital Audio Converter] HDMI ARC Audio Adapter Support Multiple Audio Format Conversion, Support Optical, Coaxial, HDMI ARC Three Mode Input.Optical and Coaxial and 3.5mm AUX Stereo and L / R RCA Interface Audio Signals for Simultaneous Output.Each Input Signal Needs to Match The Position of The DIP Switch.
  • [HDMI Arc Adapter Support Wide Compatibility] Perfectly Work With Any Playback Source With an Optical (TOSLINK) or Coaxial Digital Audio Output Such as Digital and HD Televisions, Satellite Receivers, CD/DVD/Blu-Ray Players and Game Consoles .Perfect Audio Converter DAC and HDMI ARC Adapter Extractor for Television to Output Audio to Soundbar, Amplifier, Speakers or Headset.
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DVI HDMI Cables HDMI Cables

HDMI Audio Embedder Inserter Digital Analog Audio + DVI to HDMI Support TOSLINK Optical 3.5mm Jack AUX Audio Input 4K60Hz 18Gbps HDR CEC HDCP2.2

HDMI Audio Embedder Inserter Digital Analog Audio + DVI to HDMI Support TOSLINK Optical 3.5mm Jack AUX Audio Input 4K60Hz 18Gbps HDR CEC HDCP2.2 Cover
  • [High Resolution] The HDMI Audio Embedder Resolution up to 4K@60Hz 4:4:4（Bandwidth 18Gbps），also supports 1080p, 720p.Supports the use of DVI to HDMI cables to fuse DVI signals and audio signals into HDMI signals.
  • [Digtal/Analog Audio to HDMI embedder inserter] Use external audio from either digital (optical---TOSLINK/SPDIF) or analog (3.5mm/line) sources to replace the audio from an HDMI signal(Note that the original HDMI sound is replaced, not mixed with the original HDMI sound.). Flip a switch and choose which source you'll hear on your HDMI display without moving cables. Also, you can choose to hear the original HDMI audio through the pass through feature.
  • [HDMI Audio Inserter Has High-level Functions] HDMI2.0 Versions 10bit High Dynamic Range (HDR), DOLBY Vision, HDCP 2.2/1.4 compliant, CEC pass through.
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HDMI Switches

HDMI Switch with Audio Extractor 4K Optical 3.5mm Audio Adapter 3 Port 4K HDMI Switcher 3 In 1 Out HDMI Audio Splitter Converter IR Remote Control Support HDCP 1080P 3D EDID Dolby DTS 5.1

HDMI Switch with Audio Extractor 4K Optical 3.5mm Audio Adapter 3 Port 4K HDMI Switcher 3 In 1 Out HDMI Audio Splitter Converter IR Remote Control Support HDCP 1080P 3D EDID Dolby DTS 5.1 Cover
  • [High Resolution] The HDMI Switch input resolution: up to 4K@60Hz(4:2:0),supports Video EDID Pass Through, Audio EDID Settings: 2CH and 5.1CH.The HDMI Switcher Do not support HDCP 2.2,ARC,CEC.
  • [HDMI Switch with Audio Extractor] It's a HDMI 3x1 Switch with Audio Extractor. Using the settings switch you can configure your audio/video system to work in three modes: built-in LPCM 2.0 EDID, built-in Digital 5.1 EDID and EDID from TV.
  • [Wide Compatible] The HDMI switch with audio extractor suitable for various HDMI source devices like Roku or Chromecast without dedicated audio output as well as Blu-ray/ DVD/ HD player, cable/satellite box,PS4/5, Xbox, PC/laptop, HD camera, HD DVR etc.
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2.1 HDMI Switches HDMI Switches

HDMI 2.1 Switch 4K 120Hz 3 in 1 Out HDMI Switcher with Remote Support VRR 8K 60Hz Ultra HD 3D HDCP 2.3 for PS4 PS5 Xbox Roku TV Monitor Projector

HDMI 2.1 Switch 4K 120Hz 3 in 1 Out HDMI Switcher with Remote Support VRR 8K 60Hz Ultra HD 3D HDCP 2.3 for PS4 PS5 Xbox Roku TV Monitor Projector Cover
  • [8K Resolution Supported] 3 port HDMI switcher support ultra HD 8K@60Hz/4K@120Hz/3D/1080P and backward compatible, support HDCP 2.3, LPCM7.1, DTS-HD, Dolby-trueHD, DTS-X, Dolby Atoms, high speed 48Gbps video bandwidth. Bringing you a higher experience with clearer images and more advanced chip
  • [HDMI Switch 3 In 1 Out] HDMI switch 4k 120hz support 3 HDMI source inputs 1 HDMI output and switch freely between input devices. HDMI Switch 8k allows you to switch sources easily, avoid frequent plugging and unplugging to protect equipment. (Note:Transmit 8K video please use the ultra high speed HDMI cable and please power the HDMI switch selector when use. Package does not include HDMI cables.)
  • [Widely Compatibility] HDMI 2.1 switch with remote is compatible with most HDMI devices, such as Amazon Fire TV, Apple TV, STB/IPTV, LCD TV, DVD Player, Blu-Ray players, PS5, Xbox, Roku and other HDMI capable devices. Suitable for various occasions such as enterprise office,meeting room, home theater, playing games, etc
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Toslink HDMI Switches HDMI Switches

HDMI Down Scale Converter Resolutions Scaling 4K@60Hz to 1080P@60Hz,4K@30Hz to 1080P@30Hz Support Toslink and 3.5mm Analog Audio Out

HDMI Down Scale Converter Resolutions Scaling 4K@60Hz to 1080P@60Hz,4K@30Hz to 1080P@30Hz Support Toslink and 3.5mm Analog Audio Out Cover
  • [Lossless Transmission] The HDMI Down Scaler Supports Dolby TrueHD, Dolby Digital Plus and DTS- HD Master Audio Plus LPCM (upto 192kHz), Supports CEC Bypass. No Quality Loss, Easy Installation.
  • [HDMI Scaler Function] The 4K Down Scaler Converter Can Downscale an HDMI Video Signal to Resolutions from 4K@60Hz to 1080P@60Hz,4K@30Hz to 1080P@30Hz. Please Note:Only Supported 4K RGB444 or YUV444
  • [The 4k to 1080p Scaler Extensive Processing] Changing HDCP Versions,Ideal for Purpose Where The Resolution is Mismatched or Experiencing EDID or HDCP Issues.
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Ethernet HDMI Cables HDMI Cables

HDMI Extender Over Ethernet Cat5e/6 4K@30Hz 220FT Transmitter Sender Receiver Repeater Balun Support 1080p 3D HDCP Copy EDID POC

HDMI Extender Over Ethernet Cat5e/6 4K@30Hz 220FT Transmitter Sender Receiver Repeater Balun Support 1080p 3D HDCP Copy EDID POC Cover
  • [HDMI Extender 4K Support EDID Management] HDMI baluner Support EDID Management, The HDMI Ethernet Extender Can Copy The EDID Content of The Monitor and Store It On The Sender Side to Enhance Compatibility and Perfection.
  • [HDMI extender over cat5e/6] The HDMI Extender Can Simultaneously Transmit High Resolution Video and Audio Through an Oxygen-free Copper CAT6 Cable, Up to 220 Feet, No Delay, Audio and Video Synchronization,Outdoor or Indoor, Good Choice for Projects and Video Conferences.
  • [The Hdmi baluner support POC technology] HDMI Ethernet Extender A Power Supply for Normal Operation, Using POC Technology, We Only Need to Use The Power Adapter on TX, And Rx Can Work Through Cat6 Transmission Power Supply. Low to 12V Voltage Transmission, Safe and Reliable.
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USB KVM Switches Cable KVM Switches

USB 3.0 Switch selector 2 In 4 Out USB Switcher 2 Computers Sharing 4 USB Devices for Mouse Keyboard Scanner Printer with Wire-Desktop Controller and 2 Pack USB 3.0 A-A Cable

USB 3.0 Switch selector 2 In 4 Out USB Switcher 2 Computers Sharing 4 USB Devices for Mouse Keyboard Scanner Printer with Wire-Desktop Controller and 2 Pack USB 3.0 A-A Cable Cover
  • [USB Switcher supports faster data transfer] USB 3.0 switch supports ultra-fast USB 3.0 data transfer rate up to 5Gb/s (10 times faster than USB 2.0), it can also be used for high bandwidth devices such as hard drives, webcams, card readers, digital cameras, etc. It is backward compatible with USB 2.0, making transfers more stable and efficient.
  • [USB 3.0 Switch selector] USB switch 2 in 4 out allows 2 computers to share 4 USB 3.0 peripherals, such as printer, scanner, mouse, keyboard, USB hard drive, etc., with just one button switch via onboard button or external controller, saving time and space and improving office efficiency. Avoiding port damage from frequent plugging and unplugging, it is ideal for your work as it is convenient and does not hurt the devices.
  • [USB Switch supports 2 switching methods] USB switch selector Support front panel button and external cable control button to control the selector to switch the input. Push-button switch design, easily switch between two computers with one push to switch, external switch cable can also be hidden to make the desk more neat and Bring you a more efficient working experience.
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2.0 USB Hubs USB Hubs for Mouse

USB 2.0 Switch Selector 2 Computers Peripheral Switcher Adapter Hub for PC Printer Scanner Mouse Keyboard (USB 2.0)

USB 2.0 Switch Selector 2 Computers Peripheral Switcher Adapter Hub for PC Printer Scanner Mouse Keyboard (USB 2.0) Cover
  • External Control Switch KVM switch supports wire desktop controller.The layout of machines and cables can be hidden to make the office desktop more tidy.The controller can support the extension distance of 3.5mm male to female extension wires.
  • USB 2.0 Switch Selector The USB 2.0 switch allows 2 computers to share 4 USB 2.0 peripheral devices, Such as printer, scanner, mouse, keyboard, USB disk, Etc,Just using the button swapping or external controller.Don't need swapping cables or set up complicated network sharing software.
  • USB Switch 2.0 With Separate Micro USB Receptacle The USB KVM switch with a separate micro USB receptacle for option power,Normally,don't need external power adapter is required,But if you want to use a high-power USB device, external 5V adapter is required,Note:please use standard DC-5V adapter ,(not included,need purchase separately) for powering,To avoid affecting the USB 2.0 switch performance,Please don't use any charger with higher voltage output.
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HDMI KVM Switches KVM Switches

KVM Switch HDMI 2 Port 8K 60Hz 4 Port USB 2.0 for 2 Computers 1 Monitor Share Keyboard Mouse Printer Support Wire-Desktop Controller Including 2 USB 2.0 Cable

KVM Switch HDMI 2 Port 8K 60Hz 4 Port USB 2.0 for 2 Computers 1 Monitor Share Keyboard Mouse Printer Support Wire-Desktop Controller Including 2 USB 2.0 Cable Cover
  • [External Control Switch] KVM Switch supports wire desktop controller. The layout of machines and cables can be hidden to make the office desktop more tidy. The controller can support the extension distance of 3.5mm male to female extension wires.
  • [ KVM Switch HDMI 2 Port] The HDMI KVM Switch support 2 computers share 1 UHD monitor and 1 keyboard and mouse. You can easily and quickly switch between 2 computers on 1 monitor at will by push button switch,USB HDMI KVM Switches save your space and time,Making work smarter and more convenient.
  • [KVM Switch Has Widely Compatibility] The HDMI KVM Switch support most of the HDMI capable devices or signal sources switch, Such as PS5, PS4, PS3, Xbox One, TV Box, PC, Laptop.Suitable for various occasions such as enterprise office, multimedia teaching, meeting room, home theater, playing games, researching tests, Etc.
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Digital-Analog Converters

CMSTEDCD HDMI Audio Extractor 4K HDMI to Optical 3.5mm Audio Adapter Splitter Converter 5.1 CH+RCA L/R Stereo Output Support 4K30Hz Dolby DTS PCM for PS5/4 Xbox Projectors DVI Monitor

CMSTEDCD HDMI Audio Extractor 4K HDMI to Optical 3.5mm Audio Adapter Splitter Converter 5.1 CH+RCA L/R Stereo Output Support 4K30Hz Dolby DTS PCM for PS5/4 Xbox Projectors DVI Monitor Cover
  • [HDMI to Optical Audio Adapter Has 3 Work Modes] 5.1 mode: only optical output, support 5.1 format audio. 2.0 mode: Both optical fiber and L/R can work, but only stereo in PCM format is supported. Pass mode: output audio format according to the EDID of the display device. With a mode switch button.
  • [HDMI Audio Extractor 4K] The 4K HDMI audio extractor extracts the audio signal from the HDMI input device.HDMI to optical and 3.5mm audio adapter is designed to extract the digital audio from HDMI source and output it via optical SPDIF or RCA L/R stereo audio out.
  • [Wide compatibility] The HDMI audio converter suitable for various HDMI source devices, especially Roku or Chromecast and Blu-ray/DVD/HD players without dedicated audio output, cable/satellite TV boxes, Amazon Fire TV, PS3/4, Xbox, PC/ Laptops, high-definition cameras, high-definition hard disk video recorders, etc.
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Plant Growing Light Fixtures

Plant Grow Light Strips Full Spectrum for Indoor Plants with Auto ON / Off Timer 7 Packs Sunlike LED Plant Grow Light with Adjustable Brightness Suitable for Various Plants Growth (6A-W)

Plant Grow Light Strips Full Spectrum for Indoor Plants with Auto ON / Off Timer 7 Packs Sunlike LED Plant Grow Light with Adjustable Brightness Suitable for Various Plants Growth (6A-W) Cover
  • [ Separately Controllable &10 Adjustable Brightness Levels] Three Groups of Grow Plant Light Strips Can Respectively Control Turned On or Off,The Brightness,Timing.For Example,You Can Adjust Only One Set of Grow Lights,Or Adjust Any Two Sets of Grow Lights,Or Adjust All Three Sets of Grow Lights.10%, 20%, 30%, 40%, 50%, 60%, 70%, 80%, 90%, 100% -Flexibly Adapt to The Lighting Requirement of Different Plants and Different Periods.
  • [Supports Splicing of Different Lengths] The Plant Light Has a Unique Splicing Design. In Order to Better Meet The Needs of Plant Lovers for Different Lengths of Light Strips, Each Plant Light Strip Can be Spliced with Another Plant Light Strip, and One Side is The Most 5 Strips Can be Spliced to Meet The Needs of Different Lengths of Light Stand.
  • [Wide Application&Easy Install] Grow Lights Have Passed FCC, CE,ROHS PSE Certification,Provide Enough Luminosity for All Stages of Plant Growth Without Worrying About Burning Your Plant,Grow Strips is Convenient for a Number of Potted Landscape and Indoor Garden Plants, Such As Succulents,Flower,Seedlings,Basil,Rosemary,Daffodils etc.Easy to Install,The Compact Design Fits a Variety of Devices and Surfaces, Just Need The Thread Buckle to Fixed,Can Be Install Anywhere You Need.
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HDMI Cables

3x1 HDMI Switch with Audio Extractor 3 Port 4K HDMI Switcher HDMI Audio Converter Include PIP IR Remote and 3.5mm Male to 2 RCA Female Stereo Audio Cable (4k30Hz)

3x1 HDMI Switch with Audio Extractor 3 Port 4K HDMI Switcher HDMI Audio Converter Include PIP IR Remote and 3.5mm Male to 2 RCA Female Stereo Audio Cable (4k30Hz) Cover
  • HDMI Switch 4k Has Automatic EDID Algorithm Lossless Transmission of Audio and Video Signals, Ensuring Clarity of Images and High Fidelity Sound. Built-in Signal Equalisation Amplification, Input Supports 30Ft, Output Supports 30Ft.
  • HDMI Switch with Audio Extractor It's a HDMI 3x1 Switch With Audio Extractor. Using The Settings Switch You Can Configure Your Audio/Video System to Work in Three Modes: Built-in LPCM 2.0 EDID, Built-in Digital 5.1 EDID and EDID from TV.
  • Wide Compatible The HDMI Switch With Audio Extractor Suitable for Various HDMI Source Devices Like Roku or Chromecast Without Dedicated Audio Output As Well As Blu-ray/ DVD/ HD Player, Cable/Satellite Box,PS4/5, Xbox, PC/laptop, HD Camera, HD DVR Etc.
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HDMI Switches

HDMI Matrix Switch 4 X 2 18G UltraHD with Arc Supports Upto 4K @ 60Hz with IR Remote Control

HDMI Matrix Switch 4 X 2 18G UltraHD with Arc Supports Upto 4K @ 60Hz with IR Remote Control Cover
  • EDID USAGE The 4 in 2 out HDMI matrix supports smart EDID management and up to 4K @ 60Hz with 18G bandwidth, The EDID switch allows you to configure the usage scenario of the audio and video system (different devices use different states).Built-in IR sensor comes with a handy, intuitive remote control that makes switching inputs,It can do also switch by press button.
  • HDMI Matrix 4 IN 2 OUT The HDMI Matrix can connect up to 4 HDMI Sources to 2 HDMI Displays with optical and 3.5mm stereo headphone output,it allows 4 HDMI devices to be switched easily to 2 HDMI monitors or projectors.It‘s ideal solution for home theater, office, school, conference room, shopping mall, hotel or museum
  • Plug and Play This 4x2 HDMI matrix is easy to set up and operate,no software or driver required.The HDMI matrix has built-in automatic equalization and amplification functions to ensure the best transmission without losing video/audio quality.
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HDMI Cables

CMSTEDCD HDMI Audio Embedder Inserter Digital Analog Audio + DVI to HDMI Support TOSLINK Optical 3.5mm Jack AUX Audio Input 4K60Hz 18Gbps HDR CEC HDCP2.2

CMSTEDCD HDMI Audio Embedder Inserter Digital Analog Audio + DVI to HDMI Support TOSLINK Optical 3.5mm Jack AUX Audio Input 4K60Hz 18Gbps HDR CEC HDCP2.2 Cover
  • [High resolution] Resolution up to 18GBPS 4K@60Hz 4:4:4; also supports 1080p, 720p.Supports the use of DVI to HDMI cables to fuse DVI signals and audio signals into HDMI signals.
  • [Digtal/Analog audio to HDMI embedder inserter] Use external audio from either digital (optical---TOSLINK/SPDIF) or analog (3.5mm/line) sources to replace the audio from an HDMI signal(Note that the original HDMI sound is replaced, not mixed with the original HDMI sound.). Flip a switch and choose which source you'll hear on your HDMI display without moving cables. Also, you can choose to hear the original HDMI audio through the pass through feature.
  • [High-level functions] HDMI2.0 Versions 10bit High Dynamic Range (HDR), DOLBY Vision, HDCP 2.2/1.4 compliant, CEC pass through.
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HDMI Cables

EDID Emulator 4K 8 EDID Modes, Programmable EDID Copier & Manager, Amplifies & Equalizes Signal (4K @60Hz YUV 4:4:4, HDR, HDMI 2.0a, HDCP 2.2, 18Gbps, CEC Pass-Through)

EDID Emulator 4K 8 EDID Modes, Programmable EDID Copier & Manager, Amplifies & Equalizes Signal (4K @60Hz YUV 4:4:4, HDR, HDMI 2.0a, HDCP 2.2, 18Gbps, CEC Pass-Through) Cover
  • EDID Ghosting Emulator – Use correct EDID (Extended Display Identification Data) handshake to ensure audio & video signals compatibility between the source and display to prevent audio/video loss; helps with compatibility issues
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