The RCF HDL 20-A is a professional active line array module delivering 700W RMS power (1400W peak) with a 55 Hz to 20 kHz frequency response. It features two 10-inch woofers and a 3-inch compression driver with a 3-inch voice coil, providing solid bass reproduction and vocal clarity. The integrated Class-D amplifier and DSP processing offer cluster and HF projection correction with specialized presets for indoor and high-curving situations. With a 100° horizontal and 15° vertical coverage pattern, this module weighs 30.2 kg and measures 29.4 x 70.5 x 44.5 cm. Designed for both touring and installation applications, the HDL 20-A features a composite PP enclosure with structural wooden reinforcement and flyware for rigging.