Our classic and most loved speaker but in sport mode the Monster Rocker Sport 270 is here to stay! Smaller in size for ease of portability, without compromising the sound and playtime! A 60 Watts 24 hours playtime: Get ready to be blown away from the power the Monster Rocker Sport 270 speaker has. With a whopping 60 watts of power, it makes it the perfect speaker for any outdoor event. And dont worry about needing to charge, did we mention theres 24 hour playtime?