JBL C50PACK Control 50 System with 1 Subwoofer and 4 Satellites 100128597 Unlike a breaker it does

Unlike a breaker it does not require a physical reset to allow signal back to the horn driver

Threaded steel rails

Alternatively

Channel Quality meter displays RF signal-to-noise

SDI and HDMI 2

JBL C50PACK Control 50 System with 1 Subwoofer and 4 Satellites 100128597 Unlike a breaker it doesJBL C50PACK Control 50 System with 1 Subwoofer and 4 Satellites The Control 50 Series subwoofer satellite loudspeaker system provides high fidelity sound in restaurants, retail stores, music cafes, health clubs, theme bars, leisure venues, or any location where full range high fidelity foreground background music is required from surface mount system. Features: Versatile four satellite speaker system Stylish, unobtrusive design fits into a wide