Sony MDR-20T (1983)
Book XXXIV Collection object
Object: Headphones
Model: MDR-20T (H-AIR series)
Name: Micro Dynamic Receiver 20T
Type: 3,5 mm jack
Colour: Black
Manufacturer: Sony Corporation (JP)
Designer: Unknown
Year: 1983
Note: Optional headphones for Sony WM-4 Walkman