This set of two Polk Audio Compact Atrium4 white all-weather outdoor speakers from RC Willey produce high fidelity sound quality anywhere you want great sound. Its small size makes it ideal for tight, out-of-way installations. Graduate to better sound today. Speed Lock Mounting System Simply mount the bracket and click the speaker into place. Aim it and tighten it down. Patented Dynamic Balance The perfect material performance, eliminating driver and tweeter “artifacts” for more realistic sound reproduction at high and low volume levels. All weather certified Speed-lock mounting system 4.5" Drivers 3/4" Tweeters
