Bluetooth, and RCA input, all capable of driving passive speakers and powered subwoofers to upgrade your audio system. The BL20C stereo receiver amplifier boasts the STMicroelectronics TDA7498E ...

Questyle’s M18i mobile headphone amp, which just debuted at CES 2025 ... (3.5mm unbalanced/4.4mm balanced). It’s also a Bluetooth receiver that’s absolutely packed with hi-fi codecs ...

But they don’t have to. As [Dan Gebhardt] shows in his recent hack, integrating a Bluetooth audio receiver into portable radio may be easier than you think. For this project, [Dan] wanted to ...