Features: Almost zero-latency. support firmware updates. Multi-function reset button. Up to four Bluetooth-compatible controllers can be paired simultaneously. ONLY fit for DC- game console. Applicable for Pro-Switch 8 bitdo- Retro- Bit wireless controller. Specifications: Material: ABS Size: Approx. 26x4.5x1.3cm/10.24x1.77x0.51in Applicable Model: for DC- Console, for Controller Package Includes: 1x Controller Adapter note: The key- value of the button can be configured through the Internet Bluetooth-compatible port of Google-Browser. Instructions Plug- connector description Red: Controller 1 Green: Controller 2 Orange: Controller 3 White: Controller 4 LED Status: Red LED FULL ON: Power On SYNC-LED Fully Lit: Bluetooth-compatible Fault SYNC-LED Off: Bluetooth-compatible Connection Succeeded SYNC-LED Flashing: Searching for Wireless Controller Pairing Button: Short Press: Disconnect- all Bluetooth-compatible devices and start a new pairing. Press and hold for 3 seconds: Enable Bluetooth-compatible query- modes (new pairing). Hold for 10 seconds: Restore the default configuration and clear the BT pairing key-.