Used Lenovo ThinkPad P50s in fair condition, please check pictures. P50s is same as T560 just added dedicated GPU.
Everything are tested working well.
Processor 6th Generation Intel Core i5 Processor i5-6300U 2.4 GHz up to 3.0 GHz 3MB cache
Graphics Intel HD Graphics 520 in processor and NVIDIA Quadro M500M, 2GB memory;
supports external digital monitor via HDMI or Mini DisplayPort;
supports three independent displays;
Max resolution: 3840x2160@60Hz (DisplayPort via Mini DisplayPort cable); 4096x2160@24Hz (HDMI)
Meomry 16GB DDR3L-1600 memory, maximum 32GB, dual-channel capable, two DDR3L SO-DIMM sockets.
Display 15.6" (396mm) FHD (1920x1080), anti-glare, LED backlight, IPS, 250 nits, 16:9 aspect ratio, 160° viewing angle, no white spot, no scratch.
Storage 1TB SSD SATA 6.0Gb/s, 2.5" wide, 7mm high, removable, upgradable, SSD status is good, please check pictures
Ethernet vPro model: Intel Ethernet Connection I219-LM (Jacksonville)
Bluetooth Bluetooth 4.1 wireless, integrated in Wi-Fi + Bluetooth combo adapter
WLAN 11ac, 11ac+BT, Intel Dual Band Wireless-AC 8260, 2x2, M.2 card
Dimensions WxDxH: 14.98" x 10.17" x 0.88"; 380.6mm x 258.2mm x 22.45mm
Weight 4.97 lb / 2.25 kg
Media reader 4-in-1 reader (MMC, SD, SDHC, SDXC)
Smart card reader
Ports Three USB 3.0 (one Always On), MiniDP, HDMI, Ethernet (RJ-45), Dock connector
Camera HD720p resolution, low light sensitive, fixed focus
Audio support HD Audio, Realtek ALC3245 codec / stereo speakers, 1W x 2 / dual array microphone, combo audio/microphone jack
Keyboard 6-row, spill-resistant, multimedia Fn keys, numeric keypad, LED backlight
UltraNav TrackPoint pointing device and buttonless Mylar surface touchpad, multi-touch
Fingerprint reader Swipe style fingerprint reader on the palm rest
Internal battery Integrated Li-Polymer 3-cell (44Wh)
External battery Li-Ion or Li-Polymer 6-cell (47Wh), please check picture for battery details
Lenovo OEM 65W AC adapter
Preload Windows 10 Pro 64