These one of a kind speakers are all handmade. They have Bluetooth capability or you can direct plug from your device. Bluetooth range is over 30 feet. There are 2 styles of these speakers, one has a single 6.5" Earthquake subwoofer and two 3" Kicker mid/highs. The built in amplifier runs at 200 amps and has bass frequency, bass volume, treble frequency, treble volume and main volume adjustments. It measures roughly 16" x 10" x 6.5" and weighs about 15 lbs. It has a single battery that will run for about 6 hours before needing to be charged. The other has the same speakers and amp, only double the amount of speakers and an extra internal battery pack. It measures roughly 20" x 9" x 9" and weighs about 20lbs. Both units are beautiful and sound amazing! There is a USB port on the back as well to keep your devices charged. Comes with a charging cord. Please allow 4-6 weeks for delivery as these are made to order.