The Samson Expedition XP1000B is a portable PA system with Bluetooth connectivity. It delivers 1000W of Class-D stereo power driving two 10" 2-way vented speakers. This results in crystal-clear sound even at higher volumes. The built-in mixer provides quick complete control over your sound with 16 presets of 24-bit DSP effects that add something extra to your sound. And when finished the XPB1000B packs down into a single unit for ultimate convenience and portability.