The OMNITRONIC MP-15A is a battery-powered 15 W RMS megaphone with an integrated microphone and horn speaker. It features a switchable melody, level control, pistol grip, hand-held microphone connected by a coiled cable, and a shoulder strap for transport. The unit operates from six Mono D batteries, provides a range of up to 400 m, and has a 200 mm horn diameter. Its length is 33 cm and weight is 1 kg.