1、Scope of Application: for Blueretro multiplayer Bluetooth controllers are suitable for wireless controller adapters and are compatible with most Bluetooth controllers on the market. 2、Built in ESP32 Chip: Multiplayer Bluetooth Controller Adapter supports for PS3, for PS4, for PS5, for Xbox One S, for Xbox Series X S, for Wii, for Wii U Pro, for Switch Pro, for Switch Joycon, for 8bitdo, for Retro Bit wireless controllers, etc. 3、LED Status: SYNC LED fully on: Bluetooth failure, SYNC LED off: Bluetooth connected successfully, SYNC LED pulsing: Searching wireless controller, POWER LED fully on: Power on. 4、Versatile: Supports firmware updatable. Keyboard, trackball, mouse console accessories are supported. The key value of the button can be configured through the web Bluetooth port of for Google Chrome. 5、Zero Latency: for PS4, for PS5 controllers have less than 6ms latency with for Blueretro. Note: Only one wireless controller can be connected at a time, it supports connecting 2 for Blueretro to the same game console at the same time.