Add powerful graphics cards and performance features like Thunderbolt 21

capacity 40

Replace batteries less often and quickly charge your HP ProBook 645 with an HP Fast Charge Battery

2 GB of expandable memory

RAM 1x 4GB Nanya ECC REGISTERED DDR3 1066MHz PC3-8500 RDIMM | NT4GC72B4NA1NL-BERAM 1x 4GB Nanya ECC REGISTERED DDR3 1066MHz PC3-8500 RDIMM | NT4GC72B4NA1NL-BE

Philips 21,5 Ips Fhd Completamente Ergonomico 4Ms 250Cd/M2 portatile ricondizionato Add powerful graphics cards and21. 5 IPS FHD FULLY ERGONOMIC 4MS 250CD M2 Philips S Line 222S1AE 00. Display diagonal: 54. 6 cm (21. 5"), Display resolution: 1920 x 1080 pixels, HD type: Full HD, Display technology: LCD, Display surface: Matt, Response time: 4 ms, Native aspect ratio: 16: 9, Viewing angle, horizontal: 178, Viewing angle, vertical: 178. Built in speaker(s). VESA mounting, Height adjustment. Product colour: Black Height (with stand) (mm) 443 Packaging height (mm) 184