Polk Audio Atrium 4 External Speakers 4.5 ″ 8Ω 80W

All-weather outdoor loudspeaker.
The Atrium Series Outdoor Speakers offer ultimate flexibility, reliability and high sound fidelity for all your outdoor spaces. They give you the freedom to place them anywhere you want high sound performance. Sure, there are many "external" speakers on the market, but look at the fine print. Many of them are only suitable for indoor installation. The Atrium range is truly waterproof for all seasons.

Specifications

Overall frequency response 75 Hz → 25,000 Hz

Rated resistance 8Ω

Sensitivity (1 watt @ 1 meter) 89 dB

Maximum power 80 watts

Power (per channel) 10 watts → 80 watts

Tweeter 0.75 “(1.91 cm) d (Round)

Mid / Woofer 4.5 ″ (11.43 cm) d (Round)

Height 8.625 ″ (21.91 cm)

Width 5,688 ″ (14.45 cm)

Depth 6,688 ”(16.99 cm)

Weight 3.6 lbs (1.63 kg)