Very rare 1978 Sony CF-520. One of Sony’s first boomboxes. Arguably, Sony enlightened the industry with cool styling causing the boombox trend to catch fire in the late 70s and early 80s. This one is refurbished. All belts are new. Speed calibrated. Heads cleaned and demagnetized Sounds and records perfect. Good stereo reception It's 110V only input, but a step-down 230->110V transformer is supplied. Superheterodyne (common) Wave bands Broadcast, Long Wave and FM or UHF. Details Cassette-Recorder or -Player Power type and voltage Line / Batteries (any type) / 110; 120; 220; 240 / 6 × 1,5 Volt Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 12 cm = 4.7 inch Power out 4 W (unknown quality) Material Plastics (no bakelite or catalin) Model: CF-520 Sony Corporation; Tokyo Shape Portable set > 8 inch (also usable without mains) Dimensions (WHD) 420 x 250 x 135 mm / 16.5 x 9.8 x 5.3 inch Notes FM, MW, LW, 3 band stereo cassette recorder. Net weight (2.2 lb = 1 kg) 4.9 kg / 10 lb 12.7 oz (10.793 lb) Insured and carefully shipped.