ARC Function (Audio Return Channel): Extract TV audio to soundbar or amplifier. Please connect TV HDMI (ARC) port to Tendak audio adapter HDMI output port with HDMI cable. then Optical cable/L/R or 3.5mm headphone to soundbar. speaker. home theater. A/V receiver. etc. Reach 192KHz sampling rate - It actually supports sampling rates of 32. 44.1. 48. 96 and 192 KHz. and 24-bit S/PDIF input bitstream on left and right channels. Please use HDMI 1.4 cable (19and1). Please note: Manual adjustment of speaker volume is required. TV remote control cannot change volume. TV remote control cannot change volume Simultaneous Audio Output - This HDMI ARC adapter can send audio from TV (support ARC function) to Optical/Coaxial/3.5mm/L/R audio via HDMI/ARC interface. and output audio at the same time. (Note: Not compatible with Dolby AC3 / Dolby Digital Plus. etc.. please set the audio output to PCM or LPCM before use). Widely used: Supports all HDTVs with ARC function. SPDIF / coaxial. optical. RCA and 3.5mm headphone jacks. 4 output ports. well solve the interface compatibility problem between TV and audio system. It can be used for speakers. amplifiers. sound bars. wired headphones and other receiving devices. providing a diverse listening experience. Colour:Black Material:aluminum Tips: The product may be updated constantly .Due To Different Batches. The Actual Product May Have Slight Differences Or Color Differences. Which Does Not Affect Use Package Contents: 1 x converter 1 x data cable 1 x English instruction 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 a little different from the real thing. The measurement allowed error is 1-3cm.