Speaker selector that can be switched by operating a remote control. It is a 3-system switchable type using a large speaker relay, and can also be switched with the main unit button. You can see the exterior, dullness, and feeling of use (Kobayashi Hitoshi)
Maintenance information: 2025.10.23 continuity confirmed
Accessories: AC adapter, remote control, original box
Main specifications: 3-system switching W297 x H79 x D137 mm 1.8 kg