StarTech.com 3m Ultra High Speed HDMI 2.1 Cable, 8K 60Hz/4K 120Hz, 48Gbps

StarTech.com 3m Ultra High Speed HDMI 2.1 Cable | 8K Certified

The StarTech.com 3m (10ft) Certified Ultra High Speed HDMI Cable, 8K 60Hz/4K 120Hz, HDMI 2.1 Cable with HDR10+ / eARC, 48Gbps, 8K HDMI Cord for Monitor/TV/Display, Flexible TPE Jacket is built for UK installers. It delivers 48Gbps bandwidth for 8K 60Hz and 4K 120Hz signals. You get certified compatibility and durable construction for professional AV setups.

Slim Specs Table

Certified 8K Performance and Compatibility

This cable is certified by an HDMI Authorized Test Center. It undergoes rigorous compliance testing for all HDMI 2.1 high-bandwidth features. The specifications are permanently etched onto the connectors. This removes guesswork and confirms support for 48Gbps performance. It is also EMI-tested to reduce interference with nearby wireless signals.

Full HDMI 2.1 Feature Set for UK Setups

You can drive sharp 8K video and fast refresh rates on UHD displays and video walls. It supports 8K at 60Hz and 4K at 120Hz for fluid motion. HDR10+ and Dolby Vision provide deep contrast and accurate colour. The cable is backward compatible with previous HDMI versions. This ensures it works with legacy devices in mixed environments.

Immersive Audio with eARC Support

Enable immersive 32-channel uncompressed audio using eARC. The cable supports Dolby Atmos, DTS:X, and 7.1 Dolby TrueHD. This delivers high-fidelity sound for home cinema and professional AV installations. It also maintains secure content delivery with HDCP 2.3 across HDMI 2.1 and older devices.

Flexible and Durable Cable Design

Route the cable easily behind displays or around tight corners. The halogen-free TPE jacket is flexible yet robust. Connector strain reliefs protect against daily wear. Aluminum-Mylar foil with braided shielding minimises EMI in dense setups. Gold-plated connectors resist corrosion and are rated for 10,000+ insertions.

UK Compliance and Build Quality

The cable carries CE and RoHS compliance certificates. It operates between 0–40°C and stores safely from -20–70°C. The 6mm diameter and 3m length suit most UK desk and rack installations. The product colour is black for a discreet finish. Note that UKCA marking is not specified; verify local requirements if needed.

Box contents

• 1 x StarTech.com 3m Certified Ultra High Speed HDMI 2.1 Cable (Black)

Check before you buy

• Confirm your display and source devices support HDMI 2.1 for 8K 60Hz or 4K 120Hz output.
• Verify the physical routing space fits the 6mm cable diameter and 3m length.
• Check that your AVR or soundbar supports eARC for uncompressed audio return.
• Confirm HDCP 2.3 compatibility if using protected content from UK streaming services.

Frequently Asked Questions

Q: Is this cable certified for HDMI 2.1?

A: Yes, it is certified by an HDMI Authorized Test Center and tested for all HDMI 2.1 high-bandwidth features.

Q: Does it support 8K at 60Hz and 4K at 120Hz?

A: Yes, it supports 8K 60Hz, 5K 60Hz, and 4K 120Hz with 48Gbps bandwidth.

Q: Is eARC supported for audio return?

A: Yes, eARC is supported for uncompressed audio return to compatible AV receivers.

Q: Are the connectors gold-plated?

A: Yes, the connector contacts are gold-plated for signal integrity and corrosion resistance.

Q: Is the cable backward compatible?

A: Yes, it works with previous HDMI specifications and devices.

The Consultant’s verdict & warranty

Buy this cable if you need a certified 3m HDMI 2.1 lead for 8K or high-frame-rate 4K UK setups. It suits installers, AV professionals, and home cinema users who need reliable performance and audio return. Covered by the standard Manufacturer Warranty.