Features: AUDIO separation function: Input HDMI2.0B audio separation Optical, oaaxial, AUXand HDMIcompatibleAUDIO Only output; Support video resolution of 480/576/720/1080/ 4Kx2K25/30/60Hz/ 4K120Hz 8K30Hz ; Support losslessoutput, that is, separating audio without affecting HDMIoutput, ensuring complete consistency between input and output; Supports ARCmode, and HDMIcompatible Audio Only can also output synchronously; HDMIaudio output is fixed at HDMI1.3, withmaximum support of 7.1, perfectlysolving power amplifier mismatch issues Specifications: Material：Aluminum Alloy Size：approx 9.8x6.3x2.7cm/3.86x2.48x1.06in Supports ultraclear4K60Hz/4K120Hz 8K30Hz; Supports HDMI2.0b and is backward compatible withHDMI1.0, HDMI1.3, and HDMI1.4 Supports HDCP version: HDCP2.3 backward compatible withHDCP1.4 Support for HDCP removal cracking: effectively solving HDCPcompatibility issues with some HDMI compatible devices Supports PCM, 7.1LPCM, DTS, AC-3, DolbyPanorama (HDMI port only), and high-definition audio. Support for audio return: eARC/ARC dualmode, perfect solution HDMIcompatible old power amplifier does not support eARC; Supports HDR10/HDR10+; DolbyHorizon Power Adapter：UK/ EU/ AU/ US Optional Package Includes: 1PC HD365PRO Audio Extractor Host 1PC Power Adapter 1PC Power Cable 1PC Optical Cable 1PC 3.5MM to L/R LotusAudio Cable note: Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.