Usage Tips:1Convert HDMI inputs into an HDMI output, a fiber optical audio output, and an R/L analog audio output. 2Audio output support optical + R/L analog audio output. 3Input resolution is up to 3840x2160@30Hz. 4It can realize synchronous separation of audio signals. PASS/2.0CH/5.1CH Three audio modes are available. 5When the converter power is on, the red LED will light up; The green LED will light up when it is successfully connected to the HDTV. Condition: Item Type: HDMI Audio Extractor Material: Steel Casing Color: As Pictures Shown Optional Plug: US Plug, EU Plug, UK Plug, AU Plug Weight: Approx. 267.0g HDCP Version: HDCP 1.4 HDMI Version: HDMI 1.4b Input/output Resolution: 2160p@30Hz/1080p@50/60Hz/1080i/720p/1576i/480p/480i Support Video Color Format: 24bits/deep color 30bit,36bit Audio Output: L/R+Optical The Maximum Transmission Bandwidth: 340MHz Maximum Transmission Speed: 10.2Gbps Input and Output TMDS Signal: 0.51.5Volts pp(TTL) Input/output DDC Signal: 5Volts pp(TTL) Input Cable Length: 7m(30.0ft), AWG26 HDMI Standard Cable Output Cable Length: 8m(26.2ft), AWG26 HDMI Standard Cable The Maximum Operating Current: 500mA Power Supply Format: Input:AC(50/60Hz)100V240V; Output: DC5V/0.2A Power Adapter Specification: AC 100V240V 50/60HZ,DC 5V/1A Operating Temperature Range: 15 to +55C Working Humidity Range: 5 to 90%RH(no Condensation) 1 x HDMI Audio Extractor 1 x Power Supply 1 x User Manual