Blu-ray
Definition:
Blu-ray is a format for high definition DVDs. Movies purchased in the Blu-ray format are specifically designed for high definition, widescreen televisions. Blu-ray movies typically display in 1080p format vs. the standard definition DVD 480p format.
Blu-ray DVDs have 6-7 times the capacity of a standard DVD and can employ DRM to prevent illegal copying of the DVD contents.
