FEATURED, Gadget, LOCAL, Music, TECHIE Sony announces MDR-XB920 and MDR-XB610 Extra Bass headphones March 23, 2013 Sony announces to new headphones to add to its Extra Bass Headphone series. They are MDR-XB920 and MDR-XB61. The MDR-XB920 and MDR-XB610 headphones will be.. TweetSharePinShare0 Shares Continue Reading