This HDMI audio converter extracts the audio signal embedded in HDMI sources and converts it to 3.5 mm analog audio output and SPDIF output simultaneously. The SPDIF output supports 2 CH audio and 5.1 CH audio, including Dolby Digital 5.1 and DTS 5.1. The HDMI output supports 7.1 CH audio, including Dolby Digital 7.1 and DTS 7.1. Enables long-distance transmission up to 40 meters (input + output) with no signal loss. In most cases, no external power supply is required—plug and play for added convenience and energy efficiency. Input ports: 1 x HDMI, 1 x Micro-USB power port, 3 x EDID Audio (pass, 2 CH, 5.1 CH) Output ports: 1 x HDMI, 1 x SPDIF (optical), 1 x 3.5 mm jack Supported HDMI resolutions: 4K x 2K, 24/50/60 Hz, 1080P, 1080i, 720p, 576p, 576i, 480p, 480i Supported color formats: 24 bit, deep color 30 bit, 36 bit Max bandwidth: 225 MHz Max baud rate: 6.75 Gbps Max working current: 190 mA Audio and video can be passed through the HDMI output. Pass: supports 7.1 channel output; device reads the HDMI OUT audio signal directly 2CH: 2.1 stereo channel output 5.1CH: optical 5.1 digital surround audio (DTS, Dolby, AC3) and other outputs; supports 24bit / 192Khz audio sampling rate Name: Audio Extractor Outputs: RCA, 3.5 mm PCM Word Length: 16-bit, 24-bit Inputs: HDMI, USB Type-B Model Number: HD360 Input Format: DTS, AC3, 5.1, 7.1 D/A Converter: EP Color: Black Material: Metal Size: 51 x 56 x 22 mm Package Contents: 1 x Audio Converter 1 x Optical Audio Cable 1 x 3.5 mm to RCA Audio Cable 1 x Micro-USB Cable Note: Light shooting and different displays may cause the color of the item in the picture to vary slightly from the real thing. Measurement may vary by +/- 1-3 cm.