Retro-Bit Legacy16 2.4GHz Wireless Controller - Classic Grey [Discontinued] FEATHERWING Here are some specs:

Here are some specs:

prevent interference from external high-voltage circuit connected to the relay

The board communicates via UART (serial) with a standby current of ≤200 Microampere (μA)

Support Bluetooth firmware update

There are tools for application development:

Retro-Bit Legacy16 2.4GHz Wireless Controller - Classic Grey [Discontinued] FEATHERWING Here are some specs:This next addition to the Platinum Collection from Retro Bit is the Legacy16. This controller is inspired by the original SNES controller, but with a 2. 4GHz wireless connection including a USB receiver AND a receiver for the original SNES controller! Alongside the wireless capability is the inclusion of two additional shoulder buttons and dual analogue sticks for current gen games. There are also 'Home' and 'Screenshot' buttons! The controller is