This is a Horic HDMI cable with an equalizer. I am selling it because I accidentally bought it thinking it was an optical cable. It is new, unopened, and unused. Standard (Type A) male to Standard (Type A) male Supports HDMI Ethernet Channel (HEC) Audio Return Channel (ARC) 3D compatible (1080p Full HD possible) Triple shielded Gold-plated terminals Lead-free solder OFC material used High Speed Cable length (m): INPUT side 12, OUTPUT side 8 Connector size (mm): W20.5 x H11.5 x D47 (including terminal) Equalizer size (mm): W100 x 18 x 18 Cable diameter (mm): 8 Accessories: HDMI power adapter (HDMI-138USB)