https://cablematic.com/en/products/hdmi-21-ultra-hd-4k-8k-cable-5-m-HI055/
HDMI 2.1 Ultra HD 4K 8K cable 5 m
- HDMI 2.1 Ultra HD 4k and 8k cable in black color and 5 meter gold connectors.
- Supports HDMI ARC functions, 48 Gbit / s maximum bandwidth, immersive audio support including Dolby Atmos, and DTS X 7.1 and 5.1 surround sound.
- It supports dynamic HDR, a technique that improves the luminance range between light and dark areas of the image.
- Supported resolution range: 4K @ 50/60 Hz, 4K @ 100/120 Hz, 8K @ 50/60 Hz.
- Supported resolutions: 1920x1080p, 2560x1440p, 4096x2160p and 7680x4320p.
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- HDMI 2.1 Ultra HD 4k and 8k cable in black color and 5 meter gold connectors.
- Supports HDMI ARC functions, 48 Gbit / s maximum bandwidth, immersive audio support including Dolby Atmos, and DTS X 7.1 and 5.1 surround sound.
- It supports dynamic HDR, a technique that improves the luminance range between light and dark areas of the image.
- Supported resolution range: 4K @ 50/60 Hz, 4K @ 100/120 Hz, 8K @ 50/60 Hz.
- Supported resolutions: 1920x1080p, 2560x1440p, 4096x2160p and 7680x4320p.
More info
HDMI cable (High definition multimedia interface) 2.1 compatible Ultra HD (ultra high definition) 4k and 8k. Cable that supports 4K / 120Hz resolution with 18 Gbps and 8K / 60Hz 48 Gbps bandwidth. Compatible with previous versions of HDMI cables. They allow the reproduction of digital video in 4K HDR and HDR10 + and multichannel digital audio providing a better experience and immersion on the part of the user.
specs
- HDMI 2.1 Ultra HD 4k and 8k cable in black color and 5 meter gold connectors.
- Supports HDMI ARC functions, 48 Gbit / s maximum bandwidth, immersive audio support including Dolby Atmos, and DTS X 7.1 and 5.1 surround sound.
- It supports dynamic HDR, a technique that improves the luminance range between light and dark areas of the image.
- Supported resolution range: 4K @ 50/60 Hz, 4K @ 100/120 Hz, 8K @ 50/60 Hz.
- Supported resolutions: 1920x1080p, 2560x1440p, 4096x2160p and 7680x4320p.
- High speed cable with Ethernet support.
- Gross Weight: 351 g
- Product size (width x depth x height): 500.0 x 2.0 x 1.0 cm
- Number of packages: 1
- Packages size: 19.0 x 19.0 x 3.5 cm
Technical terms
- Gbps
- HD High definition
- HDMI
- 1080p
- Hz
Gbps (Gigabits per second) is a unit of data transfer rate equal to one billion bits per second.
In telecommunications and network engineering, Gbps defines the bandwidth capacity of fiber optic infrastructures (FTTH) and core backbones. This metric quantifies the effective throughput of a communication channel, enabling massive packet transfer without link saturation. Implementation at the physical layer requires high-speed interfaces like Gigabit Ethernet to manage digital signaling and ensure data flow integrity across the network nodes.
| Unit | Technical Equivalence |
|---|---|
| 1 Gbps (bits) | 1,000,000,000 b/s |
| 1 Gbps (Megabits) | 1,000 Mb/s |
Bandwidth Management and Network Capacity
A 1 Gbps link allows for efficient service segmentation via VLANs and traffic prioritization through QoS, supporting data-intensive real-time protocols without encountering bottlenecks at the hardware level.
Advantages of Gigabit Connectivity
- Significant reduction in latency for critical applications.
- Support for multiple concurrent 4K/8K video streams.
- Enhanced cloud synchronization and backup speeds.
- Seamless scalability for IoT device density.
Gbps is the primary performance indicator in modern broadband and enterprise networking.

