Pair of Dual 15 inch DJ Speakers, Adkins Professional Audio, ELA215P-LED-2 Two LED arrays in each speaker that beat and pulse to your music. Connect via Bluetooth or play MP3, USB, SD, FM Radio or plug in your laptop, mp3 player or phone Built in 3000 Watt Amplifier Great for DJ, backyard weddings, graduation parties, karaoke contests, pool parties, coffee house performances, recitals, reunions, anniversary observations and more. Ready-to-go "plug-n-play" simple to use