This 2-way flush-mount coaxial ceiling speaker is designed for indoor 100 V public address systems used for speech and background music. It incorporates one 5.25-inch woofer and one 0.5-inch dome tweeter with a swivel tweeter design, a frequency response of 50–20,000 Hz, 88 dB sensitivity, and a maximum SPL of 100 dB. The speaker offers selectable 4 W, 8 W, and 12 W RMS 100 V power taps and has a scratchproof, shockproof white ABS housing.