Pioneer headphones. Seemingly sealed, it is characterized by a high density, clear, and unobtrusive sound. The exterior has a feeling of use such as discoloration, dullness, dirt, rust, etc. (Tamai Jun)
Maintenance information: 2024.5.10 sound output confirmed
Accessories: none
Main specifications: dynamic diaphragm, 70 mm cone, playback frequency band, 20-20,000 Hz, cord, 2.5 m, weight: 380 g