Model No. UJ-225  Blu-ray rewriter Interface IDE Type of loading Slot load Installation Internal Media support Reading  Writing  BD-ROM (Single Layer/Dual Layer) 2X - BD-RE Single Layer 2X 2X BD-RE Dual Layer 2X 1X BD-R Single Layer 2X 2X BD-R Dual Layer Dual Layer 2X 1X DVD-RAM 5X 5X DVD+/-R 8X/8X 8X/8X DVD+/-R DL (Dual Layer) 6X/6X 4X/4X DVD+/-RW 6X/6X 4X/4X DVD-ROM Single Layer 8X - DVD-ROM Dual Layer 8X - CD-R 24X 8X CD-RW 24X 8X CD-ROM 24X - Buffer size 8MB Interface/Plug-in SATA DC Power supply Specification Size(LxWxD) 128x125x12.7 mm Weight 229g Power supply Voltage DC5V+/-0.25V Power consumption 1100mA System requirement CPU Intel:Intel(R) Core(TM)2 Duo CPU E4400 @ 2.00GHzCore Duo T2600 2.16GHZ or higherAMD:Athlon 64 X2 4600+ 2.4GHz or higher RAM Windows XP: 1 Gb or higherWindows Vista: 1 GB or higherWindows 7: 2 GB or higher Graphic card NVIDIA: GeForce 7600 GTAMD: ATI Radeon HD 2400 SeriesIntel: Intel G35 Express Chipset Sideport256M or higher Operation System Windows Windows®2000 professional SP4 Windows®XP Home edition SP2 Windows®XP Professional SP2 Windows®Vista Home Basic Windows®Vista Home Premium Windows®Vista Business Windows®Vista Ultimate Product feature •Backwards compatibility with all the most popular DVD and CD media formats, even DVD RAM discs •With the power of a Blu-ray burner comes the next generation of data storage technology. 4 X Speed, the FASTEST! Able to burn 25GB on a single layer Blu-ray disc and up to 50GB on a double layer Blu-ray disc, the Panasonic UJ-235 has created a future for high density and secure computer and data storage including backup, high definition movies, photos and anything else you can imagine.