Your sound is everything. So make sure its heard the way it deserves to be with the Yamaha Stagepas 1K Column PA System. This superior system boasts a biggest-in-class 12 subwoofer an innovative J-Curve slimline array with ten 1.5 full-range drivers and a powerful 1000W Class-D power amp. Delivering consistent high-quality sound across a wide area of coverage up to SPLs of 119dB. All-in-one lighting system with intuitive control. The Chauvet DJ 4Bar LTBT Bluetooth LED Par Bar combines versatile dynamic lighting with intelligent Bluetooth wireless technology. With Chauvet DJs patent-pending BTAir app for iOS and Android devices you can create stunning coordinated lightshows straight from your smart-phone or tablet with no additional hardware.