OMNITRONIC WC-3 is a passive 100 V full-range wall or ceiling speaker with a 3-inch driver and dome tweeter. It provides 10 W RMS rated power, 20 W program power, a frequency range of 150–15,000 Hz, and 91 dB sensitivity. The curved ABS cabinet provides a wide radiation pattern and is white, scratchproof, and shockproof. It is intended for permanent installations in restaurants, hotels, bars, sports centres, and similar venues.