Apple MacBook Pro 13-inch mid-2009

This is an Apple MacBook Pro laptop. It's powered by a 2.53 GHz Intel Core 2 Duo processor and has 4 GB of DDR3 memory. The hard drive has a capacity of 500 GB. It's running Mac OS X version 10.6. Speaker sound is not so good but normal sound when connected to external speaker. Battery does not hold charge but is ok when plugged in.