I have listed most of the parameters,
If you have other questions, please contact me by email.

Zero Delay SJ@JX 1121 USB Encoder for 2 Player Retro Pie Raspberry Pi & PC.
Easy To Install Colorful Plugs, White for Buttons, Blue for Joystick, Red for Power and USB.
SANWA Style: The Button Terminal is 2.8mm, 5pin Joy Cable. HAPP Style: Button and Joy 4.8mm All.
Encoder Size 8.5cm x 3.5cm x 1cm, USB Cable 180cm, Button & Joystick Cable 35cm.

SANWA Include:
1x Encoder,
2x Joystick Cable,
20x Button Cable,
1x USB Cable.

HAPP Include:
1x Encoder,
8x Joystick Cable,
20x Button Cable,
1x USB Cable.