The well-known car radio Blaupunkt Bremen SQR 46 was installed by renowned vehicle manufacturers from 1986 to 1992, both as original equipment and later in the aftermarket. It features the latest technology with Bluetooth, DAB, SD, USB, and a top RDS tuner with Code IV, along with a design and feel reminiscent of the 80s. It includes a cassette slot, behind which USB, SD, and AUX-in ports are hidden.