MacBook Pro (15-inch, 2.53GHz, Mid 2009)
Processor Processor : Intel Core 2 Duo 2.53 GHz 1066 MHz 3 MB L2 cache 64-bit
Support Display : LED Glossy 15.4-inch
Graphics : NVIDIA GeForce 9400M 256 MB Max. Resolution : 1440 x 900
Weight: 2.49 kg RAM: 4 GB 1066 MHz PC3-8500, DDR3
Network : Built-in Airport Extreme (802.11 a/b/g/n).
Ethernet 10/100/1000BASE-T (RJ-45)
Bluetooth 2.1 + EDR.
USB 2 ports, Firewire 800, Mini Display, SD Card Slot
Hard Drive: 250 GB, 5400 rpm.
Serial-ATA Optical Drive: 8x SuperDrive built in.
Battery: 73 Watt-hour Lithium Polymer 4-5 hours.
Adapter: 60W or 85W MagSafe
System : OSX Leopard / Serial Number: W8935BPC7XJ