Number of Transistors Semiconductors present. Semiconductors Main principle Superheterodyne (common) Wave bands Broadcast, Long Wave, Short Wave plus FM or UHF. Details Cassette-Recorder or -Player Power type and voltage Line / Batteries (any type) / 220 / 6 x 1,5 Volt Loudspeaker 4 Loudspeakers Material Plastics (no bakelite or catalin) Model: D-8484/02 Shape Portable set > 8 inch (also usable without mains) Dimensions (WHD) 585 x 220 x 170 mm / 23 x 8.7 x 6.7 inch Net weight (2.2 lb = 1 kg) 4.4 kg / 9 lb 11.1 oz (9.692 lb)