I bought last year, and I have used it very well for one and a half year. It's in a very good condition.
I am selling it for $1000.

specs:
Lenovo Thinkpad X201T
Intel(R) Core(TM) i7 CPU L640 @2.13GHz / 2.13GHz
4GB RAM
Windows 7 Professional 64-bit
12.1 inch Multitouch + Pen tablet display with dual-rotatable hinge
Multitouch trackpad
Pen and Touch Input Available with 2 Touch Points
Fingerprint reader
320GB Hard drive / 7200 RPM
Webcam
Dual array microphones
5 in 1 memory card reader + modem
Bluetooth
Intel Ultimate 802.11n triple antenna WiFi
8-cell battery

from costcentral :
http://www.costcentral.com/proddetail/Lenovo_ThinkPad_X201_Tablet_3093/309395U/11092113/froogle/?gclid=CKq0sK_QqrICFWjhQgodPmoAhA

laptop reviews:
http://www.laptopmag.com/review/laptops/lenovo-thinkpad-x201-tablet.aspx

from amazon :
http://www.amazon.com/Lenovo-2985F4U-Thinkpad-X201-320GB/dp/B003TAMUJ2/ref=sr_1_1?ie=UTF8&qid=1347267460&sr=8-1&keywords=lenovo+x201+tablet