The Martin Audio MA2.8Q is a lightweight, high-performance 1U amplifier featuring an Advanced Class D Output Stage. Weighing just 7.3kg (16lbs), it delivers 360W per channel at 8Ω and 700W per channel at 4Ω across its four channels. The amplifier incorporates a switch-mode power supply with low inrush current, built-in clip limiters, and comprehensive protection including DC, VHF, Thermal and AC safeguards. Front panel indicators provide real-time status for Signal, Clip, Protect, and Thermal Forecast. Designed for both live sound reinforcement and fixed installations, the MA2.8Q features 4 XLR inputs and 4 Neutrik Speakon outputs with channel linking capabilities. Physical dimensions are 48.3cm (W) × 4.4cm (H) × 35.8cm (D).