The QM450A is primarily designed for mobile compact production and audio visual rental companies who need a lightweight versatile powered speaker with an emphasis on voice projection. Amplifier power is supplied by a new Quest Engineering innovative combination Hybridtec” digital class D and analogue class A/B amplifier system and controlled by an internal analogue system controller. Simplified controls on the rear of the QM-450A make operation easy. The QM-450A features an XLR input, XLR link output, gain control, 110Hz high pass/voice boost switch as well as individually colored peak clip signal Power LED indicators providing clear and immediate visual indicators. The QM450A is also at home as a powered foldback monitor and the asymmetrical high frequency wave guide can be rotated to a wide coverage in foldback mode to give uniform close field coverage without feedback inducing hot spots. The QM450A system has it all flexibility, sonic performance, light weight and Quest’s renowned reliability without compromise.