Supports eARC and ARC inputs HDMI, Optical, RCA, and 3.5mm headphone outputs (HDMI only transmits audio signals, no images) HDMI output supports up to HD 5.1 and HD 7.1 channels Optical interface supports up to 5.1 channels Supports transmission of 24bit/192KHz audio sampling rate Note: The HDMI output only outputs audio, not video. This product is designed to upgrade amplifiers or soundbars that do not support eARC function to connect to TVs that support eARC function, allowing them to obtain high-definition audio through the TV's eARC channel. It can also connect the audio signal from a TV that supports eARC to an amplifier or headphones via the optical and analog stereo interfaces on this eARC audio converter. This eARC audio converter is also compatible with TVs that have ARC function. RCA and 3.5mm headphone output volume can be controlled by the TV remote control (CEC) Supports input audio channel indicator lights Input Interface: eARC/ARC HDMI Output Version: HDMI 1.4 HDMI Output Resolution: 720P (HDMI only transmits audio signals, no images) Output Interface: HDMI1, Optical1, RCA2, 3.5mm1 Supported Audio Formats: PCM, AC3, DTS, DD+, DTS-HD Master audio, DOLBY True HD Power Interface: DC5.5 Power Voltage and Power Consumption: DC5V/300mA Color: Black Material: Plastic+Metal Package Contents: 1 * Converter 1 * USB Power Cable 1 * English User Manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The allowed measurement error is +/- 1-3 cm.