CONNECTS STEREO AUDIO & A/V COMPONENTS WITH DIGITAL OPTICAL OUTPUTS TO A HOME THEATER RECEIVER WITH DIGITAL OPTICAL INPUTS ; HIGH-QUALITY DIGITAL AUDIO GRADE OPTICAL FIBER; INNER CLADDING WITH LOW REFLECTIVE INDEX; TOSLINK CONNECTORS ; PRECISION BONDED & GROUND CONVEX LENS SURFACES ; 24K GOLD-PLATED LENS COLLAR ; HEAVY-DUTY STRAIN RELIEF & HIGH-QUALITY LOW TACK 7MM JACKET; 3 FT