Compatible with 2.5''/3.5'' HDD, SSD, Compatiblr for Windows, Mac os x, PS4 Speed up to 5Gbps No extra power required for 2.5" HDD/SDD. For 3.5" HDD/SDD, Please connect the 12V/2A power adapter Included in the package for stable transmission. Support UASP (20% faster ) Auto Sleep Mode Led Indicator Stable & Safe