Fixes Blu-ray(TM) discs, PS3(TM) games, DVDs & CDs that dont play, load slowly, skip or freeze during playback ; Cleaning the laser lens extends the life of the Blu-ray(TM) player, while improving image & sound quality ; Exclusive 10-brush Cyclone Clean process removes dust, dirt & debris from the laser lens ; Exclusive Zero-Clearance Technology brush & pocket design is safe for all players ; Includes home theater sound calibration tools to help maintain ideal audio playback settings, with on-screen & voice instructions available in Eng, Sp, Ger & Fr; Also safe for all DVD players, PS3(TM), Xbox(R) & Xbox 360(R) gaming systems & computer disc drives;