The dewalt dcr006 xr bluetooth speaker has a compact and robust design that streams audio from any bluetooth enabled device it is fitted with 2 x 50mm speakers that provide high fidelity audio and the integral roll cage provides impact resistance for maximum durability there is also a 35mm auxiliary port allows for connection to portable audio devices bare unit no battery or charger supplied specification battery chemistry li ion voltage 10814418volt power source dc size lx h 145 x 180mm weigh