[Defective Connection] Compatible with Surface Pro 7 and earlier models Genuine Microsoft fabric keyboard, gray. - Brand: Microsoft - Color: Gray - Type: Keyboard - Material: Fabric - Condition: Used Used for approximately 5 years, and recently stopped responding to the PC itself. Please purchase at your own risk, understanding this. Surface Pro 7 and earlier models are already discontinued, so please purchase at your own risk, such as for those who can repair it themselves. The symptom is that when you apply a little force to the metal round dot part of the connection to the PC body, it sometimes recognizes it and sometimes doesn't.