ITEM NAME:HDMI ARC Adapter, ARC Audio Extractor with Digital Optical TOSLINK SPDIF/ C C3A6 HDMI ARC Adapter, ARC Audio Extractor with Digital Optical TOSLINK SPDIF/ C C3A6 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: Black HDMI 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 IN Audio Output Port: 1 x optical, 1 x Coaxial, 1 x L/R, 1x 3.5mm Material: Aluminum Alloy Power Supply Interface: Micro-USB Maximum operating current 65mA Power Adapter specification: AC 100V-240V50/60HZ,DC 5V /1A The size is about: 81.7X78X21.2mm Package Contents: 1x Adapter 1x USB power supply line 1x Users Manual Only 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