The player uses Bluetooth 5.1 connectivity to connect to ... and 1% typical distortion. The We Are Rewind cassette player is powered by a built-in rechargeable lithium-ion battery that provides ...

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 ...

With the interior of the cassette empty it’s capable of holding a small battery, USB-C battery charger, and a Bluetooth module. The head of an old tape deck can be wired to the audio output of ...