Features 1、The TV sound can be extracted through HD multimedia interface , and output to the optical fiber, coaxial, RL, 3.5mm / 0.1in headphone jack with the ARC interface. 2、You can also use digital audio coaxial and optical ports as signal source input to convert to analog audio RL, 3.5mm / 0.1in output. 3、Support remote volume control. When using the TV's ARC function, you can use the TV's remote control to control the volume. 4、This audio extractor uses aluminum alloy shell, durable, and small in size, easy to carry, convenient to use. 5、Suitable for DVD, HD TV, TV, TV box, for PS2, for PS3, for PS4, for Xbox game consoles. Specification Item Type: Audio Extractor Material: Aluminum Alloy Colour: Black Function: Audio Extraction Support 192KHz Audio Sampling Rate Transmission Support HD Multimedia Interface ARC, Optical Fiber, Coaxial Input Switching Function Supports Optical, Coaxial, RCA Stereo, 3.5mm / 0.1in Stereo Headphone Audio Output at The Same Time Optical Fiber Coaxial Interface Supports 5.1 Channel Transmission Suitable for DVD, HD TV, TV, TV box, for PS2, for PS3, for PS4, for Xbox game consoles. Package List 1 x Extractor 1 x Power Cord 1 x Manual