This Teenage Engineering-inspired Cassette Player even has a "Bluetooth Cassette" for Spotify Playback - Yanko DesignThe IT'S REAL Cassette player merges nostalgic design with modern Bluetooth functionality, allowing for streaming on a classic medium.
FiiO Gives Portable CD + Cassette Players a Modern SpinFiiO combines classic audio technology with modern features in the DM13 CD player and CP13 cassette player.