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 both 2 CH audio and 5.1 CH audio, including Dolby Digital 5.1 CH and DTS 5.1 CH. The HDMI output supports 7.1 CH audio, including Dolby Digital 7.1 CH and DTS 7.1 CH. Ultra-long-distance transmission up to 40 meters (input + output), with no signal loss. 99% of setups do not require an external power supply; plug and play for 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 HDMI resolutions: 4K x 2K, 24/50/60/1080P/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) output; 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 22mm Package Contents: 1 x Audio Converter 1 x Optical Audio Cable 1 x 3.5mm to RCA Audio Cable 1 x Micro-USB Cable Only the above package content is included; other products are not included. Note: Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3cm.