Like-new condition, battery also fairly new. Bought March 2012.
Pictures:
15.6" Thinkpad T520 i7-2860QM
Ports: 1 Express Card 34mm, 4 USB 2.0, 1 Firewire, 1 VGA, 1 DisplayPort, Thinkpad Modem Adapter Modem, 1 Kensington Lock, 1 eSata, Audio Connections: 1 combo audio port, Card Reader: 4in1: SD/SDHC/SDXC/MMC
Processor: Intel Core i7-2860QM (out of desktop and mobile processors, ranks #23. Out of only mobile processors, ranks #13)
Display[/B]: 15.6"
HD+ (1600 x 900) LED backlight Anti-Glare display, with Wireless WAN Antenna
System graphics: NVIDIA Quadro NVS4200M Optimus technology (1GB) and Intel HD3000
Memory: 4 GB PC3-10600 DDR3 SDRAM 1333MHz SODIMM Memory (1 DIMM)
Keyboard: US English
Camera: 720p HD Camera with Microphone
Hard drive: 500GB Hard Disk Drive, 7200rpm
Optical device DVD Recordable
System expansion slots Express Card Slot, 4-in-1 Card Reader & Smart Card Reader
Battery 6 Cell 2.6Ah Li-Ion Battery
Power cord 135W AC Adapter - North America, Latin America (2pin)
Bluetooth Broadcom Bluetooth 3.0 with antenna
Integrated WiFi wireless LAN adapters Intel WiFi Link 1000
Integrated mobile broadband Mobile Broadband ready (no mobile broadband module)
Language pack Publication - US English
You can also swap an SSD into the place where the optical drive is to make it hybrid SSD/HDD
$900 FIRM