The company specialised in optical disc drive manufacturing. When launched, it searches for movie files in the disc drive. Consumers can opt for built in Hard Disc Drive if they purchase online. This also allows use of homebrew on unmodded systems without a functional disc drive. All-Digital Edition, which excludes the Blu-ray Disc drive. The HDC-HS300 features a 120GB hard disc drive for storage. Microsoft did not make a Blu-ray Disc drive for the Xbox 360. The HP 7935 was a business computer hard disc drive system manufactured by Hewlett Packard. A Blu-ray Disc Drive was an option in some models. Nevertheless, a DVD-RAM behaves much like a hard disc drive if somewhat slower. As with the SR, the S offered an optional Blu-ray Disc drive. The console does not have a physical disc drive, and all games must be downloaded. The PlayStation 3 disc drive is an all-in-one type allowing the use of different formats.