This is a wired USB controller. I was able to confirm that all buttons respond and work. The buttons on the right side (1, 2, 3, 4) feel a little unresponsive unless pressed firmly. There are scratches. Please make your judgment based on the images. Brand: Elecom (ELECOM) Compatible devices: Windows 10, Windows 8.1, Windows 7 (SP1), Windows Vista (SP2), Windows XP (SP3) Although the description states the above as compatible devices, it also worked on my Windows 11. This is a used item, so please purchase it if you understand this. Thank you for viewing. 《Features: Durability》 12-button USB gamepad with vibration and rapid-fire functions, and analog/digital mode switching. High-performance rubber material made by a Japanese manufacturer is used for the main buttons. High-durability buttons that have passed 3 million durability tests. *Tested according to our testing standards. Same button layout as PS-style gamepads. Rapid-fire function can be set for each of the 12 buttons. Same button layout as PS-style gamepads. Retro Freak and Joy to Key verified. Rapid-fire function can be set for each of the 12 buttons. Pressing the analog button switches between analog and digital modes. Compatible models: Windows PC equipped with a USB interface, cable length (m) 1.8 *to the tip of the connector. Supported OS: Windows 10, Windows 8.1, Windows 7 (SP1), Windows Vista (SP2), Windows XP (SP3) *DirectX 7 or later must be installed to use this product. Maximum current consumption: 500mA.