Polk Audio Outdoor Speaker Atrium 4, Balts, 2Gb

Patented Dynamic Balance®

The perfect material performance, eliminating driver and tweeter “artifacts” for more realistic sound reproduction at high and low volume levels. To install, simply mount the bracket and click the speaker into place then aim it and tighten it down.

Speed Lock Mounting System

Simply mount the bracket and click the speaker into place, Aim it and tighten it down.

Outdoor speaker family

Incorporate multiple Atrium speakers together to create the ultimate outdoor speaker system.

Specifications

Driver Complement 4 1/2″ (114mm) mineral filled Dynamic Balance® polymer cone, rubber surround, 3/4″ (19mm) anodized aluminum dome tweeter w/ rubber surround and neodymium motor structure
Frequency Response 75Hz-25kHz
Recommended Power 10-80W continuous
Impedance Compatible w/ 8 Ohm outputs
Efficiency (dB 1w/1m) 89dB
Environmental ASTM D5894-UV Salt
Standards Fog, Mil Standard 810 Immersion, Mil-Std 883
Method 1009.8 for salt and corrosion & Polk Audio Certification
Cabinet material Mineral filled polypropylene
Grille & Bracket powder coated
material aluminum
Hardware Brass or stainless steel
Terminals Gold plated 5-way binding posts
Mounting Options 180° Speed-Lock™ mounting
Dimensions 8 5/8″ H x 5 11/16″ W x 6 11/16″ D
(w/ bracket & knobs) (21.9cm H x 14.4cm W x 17cm D)
Product Weight 1.63kg (each)
Shipping Weight 4.1 kg (pair)

Package Contents: Polk Audio Outdoor Speaker Atrium 4, White, 2pcs; x2 Mounting brackets; Manual.