The EV QuickSmart Mobile app is the official app from Electro-Voice for mobile device control of portable loudspeakers. EV QuickSmart Mobile is an essential tool for simultaneously configuring, controlling, and monitoring on up to 6 Bluetooth™ equipped EV portable loudspeakers Including ELX200 series, EVOLVE series, EVERSE 8, and the all new EVERSE 12. Using BLE connectivity, you can adjust EQ settings, gain, preset, and crossover parameters while in front of your PA system. You can even mix y