This set of encoder require to use 4.8mm terminal Joystick and 4.8mm size terminal push buttons. HAPP Style Joysticks & Push Buttons can fit for this set perfectly. The Zero delay USB Pc Encoder is the most cost effective encoder option. Use this encoder set you can easily DIY your own arcade game machine. You just need simply connect your arcade controls into the encoder board with the included wires, And then plug the encoder into your computer USB Port. And then just enjoy your arcade Games with your for PC/for It can support all the system including XP, 7, 8 . Colour:As Shown Material:Metal+Plastic Package Contents: 1 * USB Pro Board 1 * USB cable 13 * 4.8mm button cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.