Views size and price options 4DF/12 H40cm W60cm D25cm Output 912 watts £549 4DF/17 H40cm W85cm D25cm Output 1292 watts £709 4DF/21 H40cm W105cm D25cm Output 1596 watts £1009 4DF/27 H40cm W1350cm D25cm Output 2053 watts £1259 4DF/40 H40cm W200cm D25cm Output 3041 watts £1789