Microphone Mint

Is this a good buy for a macbook?

This is on ebay for $850
Black Macbook – Mint Condition
MacBook(MA254LL/A)
2.0GHz Intel Core Duo,4MB L2 cache
2gb DDR2
160 GB HDD
Slot-loading Combo drive (DVD-ROM/CD-RW)
Intel GMA 950 graphics processor with 64MB of DDR2 SDRAM shared with main memory1
Built-in iSight
13.3-inch (diagonal) glossy TFT widescreen display, 1280 x 800 resolution
One FireWire 400 [...]