So we can just feed the input from Bluetooth to the I2S output: An example for this from Espressif can be found on Github. Unfortunately this example did not make me happy so I decided to convert it ...

The UGreen Bluetooth 5.0 Transmitter and Receiver solves that conundrum by making our wireless headphones compatible with such outdated technologies. This travel-friendly dongle plugs into any AV ...

The QN8066 is a fun little FM transmitter chip ... adapters before every vehicle included Bluetooth or an AUX port. [Ricardo] has created an Arduino library to bring the QN8066 to the masses.

With its high-power NRF24L01 radio transceiver module, the transmitter pairs up to an Arduino-based receiver containing 8 channels - 4 pins with PWM (0-255) for motors and servos and 4 pins with ...