10-Lot Genuine 54Y9400 45J4888 IBM Lenovo Black Preferred Pro USB Wired Computer Work Office Home Keyboard and Mouse Set Kit Compatible Keyboard Part Numbers: 41A5289, SK-8825, 54Y9400, KB1021 Compatible Mouse Part Numbers: 45J4888, 25011476, 45J4889, M-U0025-O 10-LOT Genuine IBM Lenovo Black Preferred Pro USB Wired Computer Keyboard and Mouse Set Plug-In-Play, Does not include palm rest***, Compatible with any computer that uses USB connection, Compatible Keyboard Part Numbers: 41A5289, SK-8825, 54Y9400, KB1021 Compatible Includes: 10-LOT Mouse and Keyboard Set Keyboard Specifications: Genuine IBM Lenovo Black Preferred Pro USB Wired Keyboard, ,Connector: USB Wired, Color: Black Mouse Specifications: Genuine Lenovo USB 2-Button Black Red Scroll Wheel Optical Mouse, 2-Button, Scroll Wheel,, Connector: USB Wired Compatible Part Numbers: 45J4888, 25011476, 45J4889, M-U0025-O