8K High Speed HDMI 2.1 cable 48Gbps

This 8K High Speed HDMI 2.1 cable is certified to the Ultra High Speed HDMI 2.1 specification. It delivers 8K@60Hz and 4K@120Hz video with full HDR and wide color gamut, and supports the complete HDMI 2.1 feature set including eARC, VRR, ALLM, HDCP 2.2/2.3, and Dolby Atmos. Triple-layer tinned copper shielding and 24K gold-plated connectors ensure stable signal transmission across all lengths from 1M to 7M.

Compatible with: PS5, Xbox Series X/S, Apple TV 4K, NVIDIA SHIELD TV Pro, Roku Ultra, Fire TV Cube, 4K Blu-ray players, gaming monitors, projectors, and all HDMI 2.1 displays.

Inquire

Product Description
Specification Parameter
Product Video
Cable Manufacturing Capabilities

Key Features

Ultra High Speed HDMI 2.1 Certified — full 48Gbps bandwidth guaranteed

8K@60Hz and 4K@120Hz video with full HDR and wide color gamut

Complete HDMI 2.1 feature support — eARC, VRR, ALLM, HDCP 2.2/2.3, Dolby Atmos

Triple-layer tinned copper shielding for interference rejection

24K gold-plated connectors for corrosion resistance

Braided nylon jacket rated for 25,000+ bend cycles

Compatible with PS5, Xbox Series X/S, Apple TV 4K, NVIDIA SHIELD TV Pro

Available in 1M, 1.5M, 2M, 3M, 5M, and 7M

echnical Specifications

Model	G-H011
Connector Type	HDMI 2.1 Male to Male
Certification	Ultra High Speed HDMI 2.1 Certified
Max Resolution	8K@60Hz / 4K@120Hz / Up to 10K
Bandwidth	48Gbps
Supported Features	eARC, ARC, HDR, HDCP 2.2/2.3, VRR, ALLM, Dolby Atmos
Shielding	Triple-layer tinned copper
Connector Plating	24K Gold-plated
Jacket Material	Braided nylon
Bend Lifespan	25,000+ cycles
Length Options	1M / 1.5M / 2M / 3M / 5M / 7M
Operating Temperature	-20°C to +80°C

why choose us

Certified Performance, Not Just Claims

Many cables claim 8K and 48Gbps support, but few are actually certified to the Ultra High Speed HDMI 2.1 standard. Certification means this cable has been independently tested to deliver what it promises.

Stable Signal, Even Over Long Distances

Signal degradation is the #1 problem with long HDMI runs. At 5M or 7M, most cables drop frames or fail to sync. Triple-layer shielding and 24K gold-plated connectors maintain consistent 8K signal regardless of length.

Built to Last

The braided nylon jacket is rated for over 25,000 bend cycles — outlasting standard PVC cables by a significant margin.

Factory Direct, Full Quality Control

We manufacture in-house. Every single cable is signal-tested before shipping. No middleman, no quality shortcuts.

Custom Solutions Available

OEM and ODM services — custom lengths, packaging, logo printing, and connector variations. All under one roof.

Application
Gaming — 4K@120Hz with VRR and ALLM for tear-free, low-latency gameplay on PS5 and Xbox Series X/S
Home Theater — 8K@60Hz with HDR and Dolby Atmos for immersive cinema experience
Workstation — High-resolution video editing, 3D rendering, and design work with accurate color
Streaming — 4K/8K HDR content from Apple TV, SHIELD TV, Roku, and Fire TV
Conference Room — Long-distance 7M connection from laptop to projector or large display
Digital Signage — Reliable 8K video transmission for retail displays and exhibition booths

Specification Parameter

CModel	G-H008
Connector A	HDMI 2.1Male
Connector B	HDMI 2.1 Male
Enclosure Type	Aluminum/ Plastic/Nylon braided
Resolution	8K@60Hz Max,4k@120Hz Max,
Data Transfer	48Gbps
Displays Supported	Yes
Length	1M-1.5M-2M-3M-5M-7M
Functions	Data transfer+Video transfer
Festures	HDCP 2.3, Dynamic HDR& eARC
Packaging	PE bags or Box
Special Feature	8K@60HZ/ 5K 4K@120HZ 144HZ, Braided, HDMI 2.1 Certified/ 48Gbps, eARC, ARC, HDR, HDCP2.2&2.3, Dolby Atmos, VRR, ALLM

Product Video

Cable Manufacturing Capabilities

Manufacturing Capacity

JMTJM has set up two production bases in China: Dongguan Factory & Guizhou Chishui Factory. Has 25 production lines, of which 10 are automated production lines, 90% of the process through the machine to control the operation, efficient output, while improving the product yield;
R&D Capability

Super OEM abilities,to help customers realize the whole product design accordingn to their ideas, to provide product structure design, appearance design, and electronic design and other full-station services for customers;
One-stop Service

To provide customers with more competitive products and help customers get more market share by integrating the upstream and downstream supply chain. The compamy have their own wiring factory, their own connector production workshop, 50% of the product we can produce by our own.

View Of Factory

JMTJM has advanced visual automated production workshop, wiring harness workshop,connector workshop and national laboratory. Ensure product quality and production efficiency. We adhere to strict quality control and continuous technological innovation to ensure that our products achieve the highest performance and reliability.

Service Process

Quotation
Sample
Customer Confirmation
Contract Signing
Order Execution
Delivery

JMTJM Customer Case

Miniso

Monster

Verkkokauppa

Frequently Asked Questions

What is an HDMI 2.1 cable used for？

HDMI 2.1 cable is designed for ultra-high bandwidth transmission, supporting 4K 120Hz, 8K 60Hz, and advanced gaming or home theater systems.
Does this HDMI 2.1 cable support 8K resolution?

Yes, it supports up to 8K@60Hz and 4K@120Hz, delivering smooth visuals for gaming, streaming, and professional display systems.
What kind of packaging can you offer?

Cables can be packed in PE bag, Polybag and Blister box.
Can I visit your company and factory in China?

Sure. We are happy to receive you in Duangguan, China and show you around our workplaces.
What is the difference between HDMI 2.0 and HDMI 2.1 cable?

HDMI 2.1 offers much higher bandwidth (up to 48Gbps), enabling 8K support, higher refresh rates, and advanced features like VRR and eARC.