Synergy21 S215911 Active Optical HDMI 2.1 Cable 10m 8K60Hz 48Gbps eARC HDR10+ VRR ALLM

For installations where copper HDMI cables fall short, the Synergy21 S215911 leverages fiber optic transmission to deliver full HDMI 2.1 bandwidth over a 10-meter distance without signal degradation. This active optical cable (AOC) maintains 48 Gbps throughput, enabling uncompressed 8K video at 60 Hz or 4K at 120 Hz, while its directional design ensures a clean, interference-free link between source and display.

Highlights

• Active optical fiber core for lossless 8K/60Hz and 4K/120Hz over 10 m
• HDMI 2.1 with 48 Gbps bandwidth, Dynamic HDR, eARC, VRR, ALLM, QFT, QMS
• HDCP 2.3 compliant for protected 8K content
• Bus-powered from HDMI port — no external power supply needed
• Directional connectors clearly marked for source and display

In daily use

Connect a next-gen console, high-end graphics card, or 8K media player to a compatible TV or monitor. The AOC construction eliminates EMI and RFI, making it ideal for home theaters, conference rooms, and digital signage where long runs and high resolutions are required. The slim, flexible cable is easy to route through conduits or behind walls, and the black jacket blends into any setup.

Full specifications

• Cable type: Active Optical Cable (AOC)
• HDMI standard: HDMI 2.1
• Connector 1: HDMI Type A Male (source)
• Connector 2: HDMI Type A Male (display)
• Maximum resolution: 8K (7680 x 4320) at 60 Hz
• 4K support: up to 120 Hz
• Bandwidth: 48 Gbps
• HDR support: Dynamic HDR, HDR10+, HLG
• Audio Return Channel: eARC
• Variable Refresh Rate (VRR): Yes
• Auto Low Latency Mode (ALLM): Yes
• Quick Frame Transport (QFT): Yes
• Quick Media Switching (QMS): Yes
• HDCP version: HDCP 2.3
• Data transmission: Fiber optic
• Directional: Yes (source/display specific)
• Power source: Bus-powered from HDMI port
• Colour: Black
• Length: 10 m

Final note

The Synergy21 S215911 is the reliable choice for long-distance, high-bandwidth HDMI connections, ensuring pristine audio and video quality without compromise.