JBL Boombox 3 ?vs? Harman Kardon Onyx Studio 7 Sound showdown

Again, we are confused which speaker sound better. The two rival brands of JBL and Harman Kardon present their best models. The new ground shaking JBL Boombox 3 vs the finest Harmam Kardon Onyx Studio 7 series. Which is the best for you? watch the video and find out.. Music credits: