[Andrzej’s] plain old computer speakers are ordinary no more. He pulled off a fairly complicated hack which now lets him control speakers via Bluetooth. He had a set of Creative brand computer ...

The hack is straightforward, with [Jim] grabbing a Bluetooth-to-cassette adapter off the shelf. These simply take in audio over Bluetooth, and pipe the analog audio out to a magnetic head ...

The TP-Link Bluetooth adapter is compact and ... cable-free connection between your computer or laptop and other Bluetooth-enabled devices like headsets, speakers, mobile phone and more.

UltraProlink has announced the launch of the Air-Tunes Duo, a Bluetooth transmitter and adapter designed to add wireless audio capability to any device equipped with a standard 3.5mm audio jack.