ARC Function (Audio Return Channel) - HDMI ARC Adapter can send audio from internal TV source (like built-in web streaming apps, the HDTV tuner and other HDMI source connect to TV) back down the HDMI cable to ARC converter then optical cable/ L/R or 3.5mm headphone to soundbar, Speaker, home theater, A/V receivers etc.192KHz Sampling Rate Achieved - 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. Pleasae use HDMI V1.4 cable (19+1)Audio Outpur Simultaneously - This HDMI ARC Adapter can send audio from TV (Support ARC function) to Optical/ Coxial/ 3.5mm/ L/R audio through ARC Adapter via HDMI/ARC interface and out audio simultaneously. (NOTE: It is Incompatible Dolby AC3/ Dolby Digital Plus etc., Please Set the Audio Output to PCM or LPCM before Using)Compatibility - Compatible with All HDTV with ARC Fucntion and all Soundbar, Speaker with Optical/ Coaxial/ L/R/ 3.5mm audio out port device.Color: BlackHDMI ARC Adapter will send audio from internal TV source (like built-in web streaming apps, the HDTV tune) back down the HDMI cable to ARC converter then optical cable/ L/R or 3.5mm headphone to soundbar, Speaker, home theater, A/V receivers etc.Input Port: 1 x ARC INAudio Output Port: 1 x optical, 1 x Coaxial, 1 x L/R, 1x 3.5mmMaterial: Aluminum AlloyPower Supply Interface: Micro-USBMaximum operating current 65mAPower Adapter specification: AC 100V-240V50/60HZ,DC 5V /1AThe size is about: 81.7X78X21.2mmPackage Contents: 1x Adapter 1x USB power supply line1x Users ManualOnly the above package content, other products are not included.Note: Light shooting 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.