This is a game pad I used to use when I owned an MSX2 a long time ago. I haven't been able to test it since I don't have an environment to use it in. I am selling it as junk, so please understand. Below is a product description created by Mercari AI: ELECOM JC-200 game controller, USB connection, 4 buttons, silver and green design. - Brand: ELECOM - Model: JC-200 - Connection: USB - Number of buttons: 4 - Color: Silver/Green Thank you for viewing.