The JBL CSMA 280 is a professional commercial mixer/amplifier designed for retail, hospitality, industrial, and corporate environments. It features 8 inputs and 2 outputs with selectable 40W, 80W, or 120W power per channel. Its fanless 1U space-saving design ensures quiet operation, while the sleek front panel with illuminated control rings makes adjustments simple and intuitive.

Built with Euro-block mic/line connectors, independent bass and treble controls per output, and configurable output routing, it offers flexible system design. The amplifier supports 70V and 100V distributed systems without requiring external transformers and includes priority muting for paging applications. Powered by Crown DriveCore™ technology, it delivers efficient, high-quality audio performance. Remote volume control via JBL CSR-V wall controllers, Energy Star® certification, rack mounting kit, and a three-year no-fault transferable warranty make the CSMA 280 a dependable and energy-efficient solution for commercial audio installations.