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Oxhorn HDMI 2.1 8K@60Hz Certified Ethernet Cable 5m

Oxhorn HDMI 2.1 8K@60Hz Certified Ethernet Cable 5m

SKU:CBOX-CB-H8K-05

The Oxhorn CB-H8K-05 is an HDMI 2.1 certified cable designed for high-resolution 8K and 4K displays. Featuring 48G bandwidth, gold-plated connectors, triple shielding, and integrated Ethernet support, it delivers pristine audio-visual performance for professional and home ente...
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BrandOther
CategoryCables
SKUCBOX-CB-H8K-05
AvailabilityIn Stock
Oxhorn HDMI 2.1 8K@60Hz Certified Ethernet Cable 5m$31.33
$31.33
Overview
  • The Oxhorn CB-H8K-05 is a premium HDMI 2.1a certified cable engineered for next-generation display and audio systems. Supporting resolutions up to 8K@60Hz and 4K@120Hz, it delivers the bandwidth and signal integrity required for immersive viewing experiences across commercial, professional, and consumer applications.

    Built with 24k gold-plated connectors, triple shielding, and oxygen-free copper conductors, the cable minimises signal loss and electromagnetic interference whilst maintaining pristine image and sound quality. The integrated HDMI Ethernet Channel allows IP-enabled devices to communicate without a separate network cable, streamlining installation and reducing cable clutter.

    With support for Dynamic HDR, eARC, and advanced audio formats including Dolby TrueHD and DTS-HD Master Audio, this cable future-proofs your AV infrastructure. Its durable aluminium connectors and nylon braiding ensure reliable performance in demanding environments. Backward compatible with HDMI 2.0 devices, it works seamlessly across your existing setup.
Specifications
BrandOxhorn
ModelCB-H8K-05
Cable TypeHDMI 2.1a certified
Length5 metres
Connector TypeMale to Male
Maximum Resolution8K@60Hz, 4K@120Hz, 10K (commercial applications)
Bandwidth48G uncompressed
Connector MaterialAluminium with 24k gold plating
Cable ShieldingTriple shielding
Conductor MaterialOxygen-free copper
HDMI Ethernet ChannelYes
eARC SupportYes
Dynamic HDR SupportYes
Audio Format Support32-channel digital audio, Dolby TrueHD, DTS-HD Master Audio
HDMI Cable PowerSupported
Backward CompatibilityHDMI 2.0 and earlier versions
Warranty3 years
FinishNylon braided jacket
Key Features
HDMI 2.1a certified – supports 8K@60Hz and 4K@120Hz resolution
48G bandwidth for uncompressed, high-fidelity signal transmission
24k gold-plated connectors with triple shielding for noise reduction
Integrated HDMI Ethernet Channel eliminates need for separate network cable
Dynamic HDR support for scene-by-scene colour and contrast optimisation
eARC technology for advanced audio formats and lossless compression
Aluminium connectors with premium nylon braiding for durability
Backward compatible with HDMI 2.0 and earlier versions
Ideal For
8K and 4K display installations requiring maximum bandwidth and signal integrity
Home cinema and entertainment systems with advanced audio requirements
Commercial AV and professional video production applications
Gaming setups requiring low-latency, high-refresh-rate performance
Networked audio-visual environments utilising eARC connectivity
FAQs
Will this cable work with my existing HDMI 2.0 devices?

Yes. The Oxhorn CB-H8K-05 is fully backward compatible with HDMI 2.0 and earlier versions. It will work with any HDMI-equipped device, though you'll only benefit from 8K and advanced features if your display and source support HDMI 2.1a.

What is the HDMI Ethernet Channel and do I need it?

The HDMI Ethernet Channel (HEC) allows IP-enabled devices to communicate over the HDMI cable without requiring a separate Ethernet cable. It's useful if your display or device supports networked features, though it's optional for standard playback.

What does eARC mean and why is it important?

eARC (enhanced Audio Return Channel) allows your display to send high-quality audio back to your receiver or soundbar without a separate audio cable. It supports advanced formats like Dolby Atmos and lossless audio, simplifying setup and improving audio quality.

What is Dynamic HDR and how does it improve picture quality?

Dynamic HDR adjusts brightness, contrast, colour, and detail on a scene-by-scene or frame-by-frame basis, rather than using fixed settings for an entire film. This delivers more precise and lifelike images on compatible displays.

What is triple shielding and why does it matter?

Triple shielding consists of multiple layers of shielding around the conductors to block electromagnetic interference from external sources. This reduces noise and signal distortion, especially important over longer cable runs or in environments with multiple electronic devices.

Does this cable support 10K resolution?

Yes, the cable supports up to 10K resolution for commercial AV, industrial, and specialty applications. However, consumer displays are not currently available at 10K, so this feature is primarily for future-proofing and professional installations.

What is the warranty on this cable?

The Oxhorn CB-H8K-05 comes with a 3-year manufacturer's warranty covering defects in materials and workmanship.

Why are the connectors gold-plated?

Gold plating provides excellent corrosion resistance and maintains optimal conductivity over time. This ensures consistent signal quality and longer cable lifespan, particularly in environments with humidity or temperature fluctuations.

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