Sony MDR-31
Data[edit]
General
- Manufacturer: Sony
- Model: MDR-31
- Type: Headphones
- Years of manufacture: 1987 - 1989
- Made in: Japan
- Original price approx.: 70 DM
Technical data
Remarks[edit]
- Other models in the same series:
- Sony MDR-005
- Sony MDR-12
- Sony MDR-22
- Sony MDR-22 TV
- Sony MDR-32
- Sony MDR-62
- Sony MDR-A 15 L
- Sony MDR-A 21 L
- Sony MDR-A 60 L
- Sony MDR-CD 555
- Sony MDR-CD 777
- Sony MDR-CD 999
- Sony MDR-E 225
- Sony MDR-E 414
- Sony MDR-E 464
- Sony MDR-E 484
- Sony MDR-E 555
- Sony MDR-M 22
- Sony MDR-M 44
- Sony MDR-M 66
- Sony MDR-M 88
- Sony MDR-R 10
- Sony MDR-S 101
- Sony MDR-S 303
- Sony MDR-V 3
- Sony MDR-V 5
- Sony MDR-V 7