5cm full range speaker with wood cone. The natural tone characteristic of wood cones is attractive. Why don't you put it in an appropriately sized box and play around with it? There is some corrosion on the exterior (Yonejima Satoshi)
Maintenance information: 2026.4.1 There is a slight distortion during sweep, but there is no problem playing music.
Accessories: none
Main specifications: 5cm full range impedance 4Ω playback frequency band FO to 20kHz output sound pressure level 82db