![HP ProBook 645 G4 14" Notebook - Ryzen 5 PRO 2500U - 8 GB RAM - 256 GB SSD - Natural Silver - Windows 10 Pro - AMD Radeon Vega Graphics - 10.25 Hour Battery Run Time 7AH92USABA 193905149773 HP ProBook 645 G4 14" Notebook - Ryzen 5 PRO 2500U - 8 GB RAM - 256 GB SSD - Natural Silver - Windows 10 Pro - AMD Radeon Vega Graphics - 10.25 Hour Battery Run Time 7AH92USABA 193905149773](https://www.compsource.com/mscs_images/epics/large/1059262314.jpg)
HP ProBook 645 G4 14" Notebook - Ryzen 5 PRO 2500U - 8 GB RAM - 256 GB SSD - Natural Silver - Windows 10 Pro - AMD Radeon Vega Graphics - 10.25 Hour Battery Run Time 7AH92USABA 193905149773
Bigman Computers Ltd - *Refurbished HP ProBook 645 G4: RYZEN 5 Pro -2500U AMD Processor (2.0GHz upto 3.6GHz), 8GB RAM ddr4, RADEON VEGA 8 Dedicated Graphics, 256GB SSD (Solid State Drive), 14''
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HP ProBook 645 G4 - Smart Buy - 14″ - Ryzen 3 2300U - 4 GB RAM - 500 GB HDD - Notebook | Enterprise, Government, and Educational Technology
![What are these 2 black slots on the back of the laptop called and what is it used for? Laptop is HP ProBook 645 G4. : r/whatisthisthing What are these 2 black slots on the back of the laptop called and what is it used for? Laptop is HP ProBook 645 G4. : r/whatisthisthing](https://preview.redd.it/qty0g197dh371.jpg?auto=webp&s=e0c222f5d1d3eac653bf0a5f8b3d4cc1fa931d48)