Grade B: Device is in good condition. Will show slight signs of scratches, dents or scuffs. These blemishes will mostly be located on the bezel, rear, and possibly minor scratches on the screen. This device will be fully tested and fully functional.This item has been professionally restored to working order by an approved vendor. It has been inspected, cleaned to meet manufacturer specifications and is in very good condition. Wall charger is included General Features: Aluminum unibody design Intel Core 2 Duo P8400 2.26 GHz dual-core processor 3 MB L2 cache, 1066 MHz FSB speed 8GB DDR3 SDRAM 500 GB Serial ATA hard drive Slot-loading SuperDrive DVDRW DL drive NVIDIA GeForce 9400M graphics processor w/256 MB shared memory Integrated audio with built-in stereo speakers Omnidirectional microphone 10/100/1000 Gigabit Ethernet AirPort Extreme wireless LAN (802.11b/g/n) Bluetooth 2.1 + EDR (Enhanced Data Rate) module Built-in iSight camera Full-size backlit keyboard with Multi-Touch trackpad 13.3-inch TFT widescreen LCD display (1280 x 800) I/O Ports: One (1) Mini DisplayPort Two (2) USB 2.0 ports One (1) FireWire 800 port One (1) RJ-45 Ethernet One (1) Combined optical digital audio output/headphone out mini-jack Battery Specifications: 6-cell Lithium-ion polymer 58Wh, 5370 mAh 10.8V Power Adapter Specifications: Input: 100-240V 50/60 Hz 1.5A Output: 16.5V --- 3.65A Unit Dimensions: 0.95 x 12.78 x 8.94-inches (H x W x D) Weight: 4.5 lbs.