Dell, HP,MSI,ACER, WORKING FULLY WITH WINDOWS 10 pro theses are not the same 1s I posted for parts or needing any repairs these are fully functional the only problem with any of them is that the Acer USB ports are damaged but I have the parts to replace them and I plan to do so today or I can give the part to you the buyer@the time of purchase and you can replace the parts your self parts are in included no extra charge it's actually 1 peace its double USB and is a ez fix or repair. Prices very from $25 to $45 each starting with 1 of the hp's priced@$25 won't take less than that all prices are strongly firm unless offer is made that meets a common goal I'm Tommy my number is {contact info removed}/{contact info removed}/{contact info removed} wifi only) please call or text me if you are local and are interested in any of these (email add. {contact info removed}