Check the listing for details. Liberty AV DL-AR6853 DigitaLinx HDMI Adapter Ring. Condition: New. Listed at 36.99 USD. TheLiberty AV Solutions DL-AR6853 Adapter Ring Kit is a versatile multi-format to HDMI adapter system designed for convenience and reliability. It securely attaches to the end of your existing HDMI cable, keeping all your adapters neatly organized and easily accessible on a durable steel ring.