The XB900N are the latest in Sony's line of Extra Bass headphones. These try to incorporate some of the features from the higher-end model, the WH-1000XM3, including things like active noise cancellation and a gesture-based control system. In this review we will learn how the XB900N sound, how comfortable they are, how all the different features work, and whether or not they are worth your money. Design The XB900N design is a cross between the 1000XM3 and the XB700, both of which we have reviewed in the past. The design of the back of the ear cups resembles that of the...