RCF MR 55 is a 2-way reflex speaker designed for high-definition audio reproduction in commercial installations. Featuring a 5-inch carbon fiber low-frequency driver and 0.75-inch soft dome tweeter with constant directivity horn (110°x110°), it delivers exceptional music fidelity and speech intelligibility. The built-in passive crossover includes high-frequency dynamic protection, while the bass reflex design is tuned at 65Hz. With a frequency response of 55 Hz - 25000 Hz, 87 dB sensitivity, and 175W RMS power handling at 4 ohms, this speaker achieves 110 dB maximum SPL at 1 meter. The self-extinguishing plastic enclosure includes a hinged support for versatile installation.