Used P73 in fair condition. No warranty left from Lenovo. This item has white spot at LCD, visible at black background. 
Everything is tested working well. 

Processor 9th Generation Intel® Core™ i7 Processor Core i7-9750H 6 core 12 threads 2.6 GHz up to 4.5 GHz 12MB cache
Graphics Intel UHD Graphics 630 and NVIDIA Quadro T2000 with 4GB GDDR5 memory.
Supports up to 5 independent displays via native display and 4 external monitors; supports external monitors via HDMI® (up to 4K@60Hz), USB-C (up to 4K@60Hz) or Thunderbolt™ (up to 5K@60Hz)

Memory: 32GB (2x16GB) DDR4-2666 non-ECC, 128GB max dual-channel capable, four DDR4 SO-DIMM sockets

Display: 17.3" (439mm) FHD (1920x1080), anti-glare, LED backlight, WVA, 300 nits, 16:9 aspect ratio, 700:1 contrast ratio, 72% gamut, 160° viewing angle

Storage: 512B M.2 SSD / PCIe NVMe, PCIe 3.0 x 4, 32Gb/s. 
Support Up to three drives, 1x 2.5" HDD + 2x M.2 2280 SSD. No 2.5" HDD cable and caddy.

Card Reader 4-in-1 card reader (SD, SDHC, SDXC, MMC), supports UHS-II SD card

Audio Chip High Definition (HD) Audio, Synaptic® CX11880 codec
Speakers Stereo speakers, 2W x2, Dolby® Atmos®
Microphone Dual array microphone, far-field

Camera IR & 720p, with ThinkShutter, fixed focus

Ethernet: Non-vPro model: Intel Ethernet Connection I219-V (Jacksonville)
WLAN Intel Wi-Fi 6 AX200, 802.11ax 2x2 Wi-Fi + Bluetooth 5.1, M.2 card
Bluetooth 5.1 wireless, integrated in Wi-Fi + Bluetooth combo adapter

Ports: 
Standard Ports
• 3x USB 3.1 Gen 1 (one Always On)
• 1x USB-C 3.1 Gen 1 (support data transfer, Power Delivery and DisplayPort™)
• 2x USB-C 3.1 Gen 2 / Thunderbolt 3 (support data transfer, Power Delivery and DisplayPort)
• 1x HDMI 2.0
• 1x SD card reader
• 1x Ethernet (RJ-45)
• 1x headphone / microphone combo jack (3.5mm)
• 1x Security keyhole

Keyboard: 6-row, spill-resistant, multimedia Fn keys, numeric keypad, LED backlight
UltraNav™ 3-button TrackPoint pointing device and 3-button Mylar surface multi-touch touchpad
Fingerprint reader: Touch style fingerprint reader on palm rest, match-on-chip
Security chip Discrete TPM 2.0, TCG Certified

Dimensions (WxDxH) 416 x 281 x 25.9-31 mm (16.38 x 11.06 x 1.02-1.22 inches)
Weight 3.4 kg (7.5 lbs)
Case Color Black
Case Material GFRP + PPS (top), Magnesium-aluminum (bottom)

Battery Integrated Li-Polymer 99Wh battery, supports Rapid Charge (charge up to 80% in 1hr)

AC adapter: 230W slim tip AC adapter

Preload Windows 11 Pro 64