Optiplex 380 MT, Intel Core 2 Duo E7500(2.93GHz,1066MHz,3MB), Memory : 4GB (1x4GB) 1333MHz DDR3, Hard Drive : 500GB Serial ATA II (7200RPM) with NCQ and 16MB DataBurst Cache, Optical Drive : 16X DVD+/-RW Drive, Internal Dell Business Audio Speaker, Optical (Not Wireless), Scroll USB (3 buttons scroll) Black Mouse, US/Euro (QWERTY) Dell QuietKey USB Keyboard Black, Romanian Genuine Windows 7 SP1 Professional (64Bit OS), 3Yr Basic Warranty - Next Business Day