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KEF

R400b Powered Subwoofer

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R400b Powered Subwoofer
Features
Features
  • DESIGN: Powered Subwoofer (Sealed)
  • DRIVE UNITS: Bass units:LF: 2 x 225mm (9in.)
  • FREQUENCY RANGE: 26Hz - 140Hz (-6dB)
  • RECOMMENDED AMPLIFIER POWER: 2 x 250W (500W), built-in Class-D
  • MAXIMUM OUTPUT: 111dB
  • LOW PASS FILTER VARIABLE: 40Hz - 140Hz, 4th-order
  • LOW LEVEL SIGNAL INPUTS: RCA phono sockets
  • Speaker level inputs
  • INTERNAL VOLUME: 22 litres
  • POWER REQUIREMENTS: 100V - 120V / 220V - 240V, ~ 50 / 60Hz
  • POWER CONSUMPTION: 600VA
  • DIMENSIONS: 365 x 330 x 351 mm (14.4 x 13 x 13.8 in.) with terminal & plinth
  • WEIGHT: 21.5kg (47.4lbs)
  • UNIT MEASUREMENT: Piece
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