Which means, I can be listening to music and videos on the laptop, then when I get a phone call, it automatically switches to the phone. Admittedly, it will provide ventilation without letting water into the box on which you might install this unit. Im happy to say that after 2+ months my facial skin has never been better thanks to Brickell products. However, because of those things, you will not get the lowest register of bass with the same authority as the QC35. I cried at the death of Pan for myself and also for Grover who had searched for so long. Battery doesnt last 12 hours, forget about this claim altogether. I’m so excited! These work great, I have 1 on each corner of my pontoon and they have held it steady in pretty rough winds the last couple of weeks. I purchased this because of the hand pump. Bought to go with my Mk purse that was also purchased in amazon so in love with these.