Processor

2.26GHz Intel Core 2 Duo

Memory

2GB (two 1GB SO-DIMMs) of 1066MHz DDR3 SDRAM; two SO-DIMM slots support up to 4GB

Hard drive

250GB 5400-rpm Serial ATA

optical drive

8x SuperDrive (DVD±R DL/DVD±RW/CD-RW)

Graphics

NVIDIA GeForce 9400M graphics processor with 256MB of DDR3  SDRAMshared with main memory

Graphics memory

 256MB GDDR3

Video

 Built-in iSight  camera , Mini DisplayPort output port with support for DVI, VGA, and dual-link DVI (requires adapters, sold   separately)

Display

13.3-inch (diagonal) LED-backlit glossy widescreen display with support for millions of colors

Expansion

Two USB 2.0 ports (up to 480 Mbps)
One FireWire 800 port (up to 800 Mbps)

Audio

Built-in stereo speakers, built-in omnidirectional microphone, combined optical digital input/analog line in, combined optical digital  output/analog line   out

Networking

Built-in 10/100/1000BASE-T (Gigabit) Ethernet

Wireless

Built-in AirPort Extreme Wi-Fi (based on IEEE 802.11n draft specification)2; built-in Bluetooth 2.1 + EDR (Enhanced Data Rate) module