ZLX portable loudspeakers offer the best performance and reliability in their class - with components engineering that work together to make it quickereasier than ever to take control of your sound, whatever the gig. Now with Bluetooth enabled wireless audio streaming, legendary ZLX performancebecomes more convenient with the ability to connect to any mobile device for streaming your music library. Featuring custom drivers housed in an innovative cabinet design, the new wireless, compact, and versatile ZLX models make EV's renowned soundquality and rugged reliability more accessible than ever before. High-quality Bluetooth audio streaming for background music or musical accompaniment. Bluetooth connectivity is available in select countries. QuickSmartDSP features best-in-class processing. Easy setup via oven presets, sub / top system-match, two-band EQ, five user-programmable presets, visual monitoring of limit status control and meters, master volume control optimize gain structure, all via LCD. High-efficiency 1000 W Class-D power amplifier delivers to 127 dB SPL peak utilizing transducers designed and engineered by EV. EV-patented Signal Synchronized Transducers (SST) waveguide design provides accurate and consistent coverage, minimal distortion, and maximized acoustical loading. Three optimally located handles combined with a rugged composite structure provides the most professional sound speaker on the market.