8BitDo Ultimate 2 Bluetooth compatible with Steam Deck ?

Features

Buttons

Yes

Vibration

Yes

Gyro

Yes

Notes

8BitDo names the Ultimate 2 Wireless/Bluetooth as one of only a handful of its controllers with full Steam Deck/SteamOS compatibility. Pair it from Settings > Bluetooth on the Deck; keeping the controller firmware and Steam client updated is recommended for reliable operation.