Polk Audio Atrium 5 Speakers 100W White

60Hz-25kHz, 8 ohms, 90 dB, 10-100 watts per channel (Pair, White), outdoor The Atrium5 loudspeaker steps up the sonic performance with a 5-inch driver that produces high fidelity sound quality anywhere you want great sound. The speaker's mineral-filled polypropylene cabinet can stand up to the elements year round. And its new one-handed Speed-Lock™ mounting system makes installation fast, easy and safe. The mounting bracket even enables a 45° angled mount aiming down into a listening area.