Bosch Series 4 9kg Freestanding Washing Machine with 1400rpmProduct Overview The EcoSilence Drive makes the washing machine very quiet, thanks to its energy efficient motor that reduces friction noise. Bosch offers a 10 year warranty for this feature. The SpeedPerfect function reduces washing time by up to 65% without compromising on results and can be used with most programs, loads, and textiles. The AllergyPlus program maintains a higher washing temperature and includes an additional rinse to effectively