Eta Zero 1.21 %. (3) Treated Polycotton. (2) Maximum power is defined as 3dB greater than nominal power. PART NUMBER (P/N). EBP 121 Hz. Winding Depth 12 mm (0.47 in). Rms 0.6 Kg/s. Cms 0.26 mm/N.
Very nice quality, nice punchy bass, very well made, I’m currently using it for a Bluetooth speaker system with 100 watts of power and this speaker performs very good, I’ve made a good purchase with this one. Recommended to everybody