From radiomuseum.org…
Number of Transistors: Semiconductors present.
Main principle: Superheterodyne (common)
Wave bands: Broadcast, Long Wave and FM or UHF.
Details: Cassette-Recorder or Player
Power type and voltage: Line / Batteries (any type) / 240 / ? x 1,5 Volt
Loudspeaker: Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 9.2 inch = 23.4 cm
Material: Plastics (no bakelite or catalin)
Model: FM/MW/LW Cassette-Corder CF-310L – Sony Corporation; Tokyo
Shape: Portable set > 8 inch (also usable without mains)
Dimensions (WHD): 279 x 200 x 81 mm / 11 x 7.9 x 3.2 inch