1.888.955.6000
 
 

Bose® Free Space® 51 environmental speakers vs Polk Audio Atrium4

 
Bose® Free Space® 51 environmental speakers
In Stock 
$449.99
  • bass-reflex design
  • textured green finish
  • water-resistant, weather-tight housing exceeds Marine Industry Standards
Add to Cart
Polk Audio Atrium4
In Stock 
$149.99
  • The Polk Audio Atrium4 offers:
    • all-weather design allows speakers to stand up to the elements
    • 4-1/2" woofer, 3/4" dome tweeter
    • frequency response 75-20,000 Hz
Add to Cart

Product Features

Hide similar features
Condition New StockNew Stock
Enclosure
Loading...
Bass ReflexAcoustic Suspension
Tweeter Type
Loading...
---Dome
Midrange Size
Loading...
------
Woofer Size
Loading...
4-1/24-1/2
Woofer Composition
Loading...
Polymer fiberPolypropylene
Woofer Surround
Loading...
Treated clothButyl rubber
Power Range (watts)
Loading...
10-10010-80
Sensitivity
Loading...
---89 dB
Impedance (ohms)
Loading...
88
Frequency Response
Loading...
---75-20k Hz
Connector Type
Loading...
Tinned wire5-way post
Height (inches)
Loading...
14-7/88-5/8
Width (inches)
Loading...
14-1/25-13/16
Depth (inches)
Loading...
14-1/26-13/16
Weight (pounds)
Loading...
123.6
Mounting Bracket Included
Loading...
NoYes
Parts Warranty
Loading...
5 Years5 Years
Labor Warranty
Loading...
5 Years5 Years
  Owner's ManualOwner's Manual
 Hands-on ResearchHands-on Research
 
Bose® Free Space® 51 environmental speakers
In Stock 
$449.99
Add to Cart
Polk Audio Atrium4
In Stock 
$149.99
Add to Cart

Video: Installing Outdoor SpeakersSee the basic steps involved in installing outdoor speakers in a typical installation, from running the wire to mounting your speakers.

Video: Choosing Outdoor SpeakersLearn about what to look for when choosing outdoor speakers, including weather-readiness and the speaker designs best-suited for different setups.

Get live, personalized service from an expert

Crutchfield Advisor: Hi there.

Crutchfield Advisor: We're happy to answer questions or provide additional info about Outdoor Speakers.

Advisors also available at 1-888-600-3963