4 or 8 ohm 250 Watt Cerwin Vega Subwoofer or Dual Woofer Cross-Over HT10D
(Cerwin Vega 250 Watt. Cerwin Vega Sub-Woofer Crossover. If using with a single voice coil woofer only use one stereo pair or side. and Below @ 8 ohms) ( About 200 Hz. with a 4 ohm load ). Good to 250 watts RMS at least.