12 cm woofer from Seas in Norway. It is designed mainly for 2-way speakers, and from SPEC it is a unit that is likely to aim for delicate and clear sound quality. Appearance is dull (Satoshi Yonejima)
Maintenance Information: 2021.4.13 Sweep Test Good
Accessories: No accessories
Main specifications: 12cm woofer impedance 8Ω playback frequency characteristics 45-4000Hz Output sound pressure level 89db Weight 1.25kg