DD Audio Redline 510d D4

- 10″ subwoofer - 2″ voice coil wound of Made in USA wire - 2x 4 ohms - power handling 400 W RMS, 1200 W Peak - weight: 6,8 kgs - mounting diameter: 234 mm - mounting depth: 134 mm - x-mech: 64 mm - x-max: +- 10 mm - fs: 30,28 Hz - qts: 0,4159 - vas: 27,44 litraa - recommended ported enclosure: 35-42 liter ( NET ) - recommended sealed enclosure: 11-23 liter ( NET ).