Kelany8 years ago000What is the difference between this new Sony MDR-XB950B1 and the old Sony MDR-XB950BT?Show in original language (French)Brimstone8 years ago-145XB950B1: minimal change in design and quality, midrange and treble sounds a bit better, Bass Boost option -10 to +10, same weight, same battery life. If you want to buy one of the two, buy the new model.Show in original language (French)Comment