8cm full range speaker unit kit from the 2011/7 issue appendix of STEREO magazine. You can make a speaker unit by assembling the components. The cone paper and center cap have a mechanical 2-way structure, and the cone paper uses the same material as the limited production FE203en-S. The exterior is torn on the paper medium, but the kit part is unopened (Tomoho Asaine)
Accessories: booklet
Main specifications: 8cm cone type full range impedance 8Ω lowest resonance frequency 115Hz playback frequency band f0
~ 18 kHz output sound pressure level 86 dB/W size W79.5 x H47.4 x D79.5 mm baffle hole size 73 mm recommended enclosure volume 1 to 4 liters