We Chose The Best Hdmi Audio Injector in The UK - 10/2025

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

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

CMSTEDCD

19% OffFree Shipping

Why we love it

High-fidelity, lossless audio separation.
Supports multiple audio modes.
Plug and play functionality.

Main Highlights

【Pre-purchase reading】When using 5.1CH digital audio, you need to set the audio format of the signal source to PCM. If you mistakenly set it to ‘linear PCM’, the surround sound signal may be converted to stereo output. This product does not support ARC or eARC functionality. If your audio source includes these features, you can use an ARC/eARC converter to convert the signal to an optical/3.5mm port, then connect it to your speakers or headphones.
【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. (Note: Devices do not support ARC and eARC.TV is not supported as the input source, and the power amplifier headphones get the sound of TV.)
【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. (Note: The audio splitter does not support 7.1 channels.)
【4K@30Hz Resolution】HDMI optical splitter supports resolutions up to 4k2k@30Hz/3D /1080p/1080i/720p/576p/576i/480p/480i. 3D and 24bit/deep color 30bit,36bit deep colour, synchronized sound.This audio extractor only supports 4K 30hz, HDMI version 1.4.
【HDMI Optisch Adapter Wide Compatibility】This HDMI to HDMI Audio Extractor is suitable for Blu-ray/DVD/HD Players, Cable/Satellite Boxes, Fire TV, HDTV, Chromecast, PS4 Slim, PS3, PS3, PS4, PS5, Xbox, PC/Laptop, HD Camcorders, HD DVR, etc.
【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.)

9.1

Superb

9.1

Superb

CMSTEDCD

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

19% OffFree Shipping

Why we love it

High-fidelity, lossless audio separation.
Supports multiple audio modes.
Plug and play functionality.

Main Highlights

【Pre-purchase reading】When using 5.1CH digital audio, you need to set the audio format of the signal source to PCM. If you mistakenly set it to ‘linear PCM’, the surround sound signal may be converted to stereo output. This product does not support ARC or eARC functionality. If your audio source includes these features, you can use an ARC/eARC converter to convert the signal to an optical/3.5mm port, then connect it to your speakers or headphones.
【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. (Note: Devices do not support ARC and eARC.TV is not supported as the input source, and the power amplifier headphones get the sound of TV.)
【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. (Note: The audio splitter does not support 7.1 channels.)
【4K@30Hz Resolution】HDMI optical splitter supports resolutions up to 4k2k@30Hz/3D /1080p/1080i/720p/576p/576i/480p/480i. 3D and 24bit/deep color 30bit,36bit deep colour, synchronized sound.This audio extractor only supports 4K 30hz, HDMI version 1.4.
【HDMI Optisch Adapter Wide Compatibility】This HDMI to HDMI Audio Extractor is suitable for Blu-ray/DVD/HD Players, Cable/Satellite Boxes, Fire TV, HDTV, Chromecast, PS4 Slim, PS3, PS3, PS4, PS5, Xbox, PC/Laptop, HD Camcorders, HD DVR, etc.
【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.)

We scanned 1314 products

We reviewed these offers relevant to the Hdmi Audio Injector within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like OREI, LINDY, CMSTEDCD, Monoprice, StarTech, ROFAVEZCO, avedio links, VEDINDUST, Amazon Basics, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Hdmi Audio Injector in the market, we considered we took a deep dive into 6571 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is OREI 8K Audio Extractor HDMI UltraHD 4K @ 120Hz 48G HDMI 2.1 Audio Converter for PS5 SPDIF + 3.5mm Output HDCP 2.3 - Dolby Digital/DTS Passthrough CEC, HDR, Dolby Vision, ARC, HDR10+ (BKA-1). We love many things about this product by OREI. What sets it apart from the competition is Supports high-quality audio formats. , Compact and easy to install. , Durable metal enclosure for protection. .

The best value product for most shoppers and where user satisfaction is continuously the highest is HDMI 18G Audio Embedder by LINDY based on online reviews by bloggers, experts and online shoppers.

The biggest bargain at the moment for Hdmi Audio Injector and the best cost-to-value ratio is HDMI Audio Extractor 4K x 2K@30Hz HDMI to Optical Audio Adapter HDMIto Spdif Toslink and 3.5mm L/R Stereo Audio Converter Support DTS-HD/3D /Blue-Ray/Dolby-AC3/PS3/PS4/HDTVat CMSTEDCD with a 19% discount.

Our list of the best Hdmi Audio Injector is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

Best Hdmi Audio Injector of 2025

We scanned 1314 products

We concluded that: