3)usb dvdrom Usb2. 0; Speed: 8x, 12mb/s or 480mb/s; Power: can be powered from usb or ps2, no need external ac adaptor; Super thin, level or standing operation, shockproof, low noise; Plug and play(except win98se); Support win 98/me/2000/xp/mac Accessory: usb line, instruction, driver for win98, ps2 line; Good quality, better prices, professional service. Royaltechnology---laptop accessories specialist. Royaltechnology---one stop sourcing for laptop accessories. My main products lists: Replacement brand-new li-ion laptop battery; Replacement brand-new laptop ac adaptor; Universal laptop ac adaptor (70w, 90w, 120w); Universal dc12v to laptop dc adaptor(for car); Universal external laptop battery bank(4400-22000mah); Extenal usb dvdrom/cdrom/cdrw/combo/dvdrw/fdd; Dc12v to ac 110v or 220v inverter(70w--5000w); Intelligent battery charger(6v, 12v, 16v, 24v/1-6a, 1-10a, 1-30a); Gift box
