🔊【HDMI ARC Audio Return】The HDMI ARC adapter can transmit the sound of the TV supporting ARC function back to the optical, coaxial, L/R channel and 3.5mm headphone port of the adapter through the HDMI/ARC interface, perfectly solving the problem that the TV without the audio output interface cannot connect to the sound system. 🔊【192KHz Sampling Rate】It Actually Supports Sampling Rate at 32, 44.1, 48, 96 and 192 KHz, and 24-bit S/PDIF Incoming Bit Stream on Left and Right Channels. Please use AGW26 standard HDMI 1.4 cable (19+1)