SECOMP Standard HDMI Coupler Socket to Socket (S3220)

When your HDMI cable falls just short of reaching the display across the room, this coupler from SECOMP bridges the gap without signal loss. Simply connect two standard HDMI cables to create a longer run for your home theater, office presentation, or digital signage setup.

Key specifications

• Connector 1: HDMI Type A 19-pin female
• Connector 2: HDMI Type A 19-pin female
• HDMI standard: High Speed HDMI with Ethernet (HEC)
• Max resolution: 3840 x 2160 @ 30 Hz (4K@30Hz)
• Max data transfer rate: 10.2 Gbps
• 3D support: Yes, up to 1080p
• Audio Return Channel (ARC): Yes
• HDMI Ethernet Channel (HEC): Yes
• Consumer Electronics Control (CEC): Yes, CEC 2.0
• Supported audio formats: Dolby TrueHD, DTS-HD Master Audio
• Connector plating: Gold-plated
• Colour: Black
• Housing material: PVC
• Supported aspect ratio: 21:9 cinema aspect ratio
• Supported colour spaces: sYCC601, Adobe RGB, Adobe YCC601
• Lip-sync support: Yes

Why choose it

This coupler is a reliable, cost-effective solution for extending HDMI connections without replacing existing cables. Gold-plated connectors resist corrosion and ensure optimal signal transfer, while the compact PVC housing fits easily in tight spaces behind wall-mounted TVs or in cable management channels.

Ideal use cases

• Extending HDMI cable runs in home theater installations
• Connecting two shorter cables in office conference rooms
• Joining cables in digital signage or classroom AV setups
• Creating a temporary extension for events or presentations

Good to know

The coupler supports High Speed HDMI with Ethernet, so it can pass through Ethernet data and audio return channel signals when used with compatible cables. It is not a signal booster, so total cable length should stay within HDMI specifications for the desired resolution.