Introduction: is a multiplayer Bluetooth controller adapter for 2600 consoles, an open source project based on darthcloud. It uses the popular ESP32 chip. It can support for ,for Switch, for , for , for ,for game console wireless controllers. For 2600 consoles only. Supports firmware updates Supports button remapping Easy to use web configuration interface<br><br>Almost zero latency, less than 6ms latency for and controllers using Compatible for /for |S /for / for U Pro/for Switch Pro /for Switch Joycon /for /for /for /for /for wireless controllers (Note: Only official for /for controllers are supported.) Open source project: GitHub - darthcloud/: Multiplayer Bluetooth controller adapter for retro video game consoles LED status Red LED fully lit: Bluetooth failure LED flashing: Searching for wireless controllers Blue LED on: Bluetooth connection successful button usage Button: Press the button Less than 3 seconds (all LEDs are always on): Stop pairing mode/all BT devices are disconnected. Press the button between 3 seconds and Less than 6 seconds (all LEDs flash slowly): Start pairing mode. Press the button between 6 seconds and Less than 10 seconds (all LEDs flash quickly): Factory reset the ESP32 to the firmware that came with the device and reset the configuration. Due to different batches, there may be differences in product appearance, color, and printed text, which not affect the use. Colour:Black Material:plastic<br><br>Package Contents: 1 x Wireless Game Controller Adapter Kit<br><br>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.