USB-C charging for quick recharges. At $14.99, the UGREEN Bluetooth Transmitter Receiver offers excellent value for users looking to add wireless functionality to their audio devices. Its dual ...

But for a weekend project, [Vinod.S] took the ultrasonic transmitter and receiver from a distance-meter module and used amplitude modulation to send music ultrasonically from his laptop to a ...

While Bluetooth has become ubiquitous, there is still a wide range of gear with 3.5mm audio jacks. The EVE II Bluetooth ...