The frequency at which a speaker naturally resonates in free air (measured in Hz).


 
 



<div class="modal-content"> <button aria-label="Close" class="close " data-dismiss="modal" type="button"  > <svg 
    class="icon"
    
     height="16" 
    
     
        role="img" 
    
    
    width="16"  
    
    
    > <title>Close modal</title> <image height="100%" width="100%" href="https://images.crutchfieldonline.com/ImageBank/v20201014113100/common/illustrations/icons/close.svg" /> </svg> </button> <div class="modal-body"> </div> </div> <script>
var newGlobals = {"ABTests":[],"Links":{"CartAPI":"/handlers/cart/cart.ashx","CartURL":"//www.crutchfield.com/cart/default.aspx","ErrorHandler":"https://www.crutchfield.com/handlers/common/ClientSideError.ashx","SessionActivityHandler":"https://www.crutchfield.com/handlers/common/SessionActivity.ashx","ImageServer":"https://images.crutchfieldonline.com","PDFServerLink":"https://pdf.crutchfieldonline.com","ListeningKitLink":"/p_264SPKRKTR/Crutchfield-SpeakerCompare-Listening-Kit-Rental.html","CoreWebVitalsHandler":"","PickleHandler":"/handlers/common/pickle.ashx","ProductHandler":"https://www.crutchfield.com/handlers/Product/Item/ProductPage.ashx","RecommenderHandler":"/handlers/recommender.ashx"},"Modules":{"AdvisorBlock":{"AdvisorsWaitingUrl":"https://c.crutchfieldadvisor.com/count","CheckAdvisorsWaiting":false,"SessionKey":"EcYKn2jHLCw","NumberBankPhone":""}},"Properties":{"IsCartPage":false,"IpAddress":"216.73.216.156","IsCanada":false,"IsCorporate":false,"IsMobile":false,"IsTablet":false,"CoreWebVitalsPageTypeDescription":"Other","PageTypeDescription":"Other","CurrencySymbol":"$","HostName":"www.crutchfield.com","IsDebugging":false,"IsRobot":true,"IsInternalUser":false,"BuildId":"20260630.1","ConnectId":{"ConnectId":"4638323695","FormattedConnectId":"463 832 369 5"},"SessionId":5963238364,"IsRecommenderAnalyticsEnabled":false,"IsUS":true,"IsDesktopDevice":true,"InExtendedHolidayReturnDays":false,"ReturnsPageHeaderMessage":"60-day returns & exchanges","ReturnsSiteHeaderMessage":"60-day returns","ReturnsValuePropMessage":"60-day returns","ReturnsBuyBoxHeaderMessage":"Every order includes","ReturnsModalMessage":"We get it. Sometimes, you need time to get to know your gear. We offer an extra-long return period &mdash; 60 days &mdash; so you can be sure it will work for you.","ReturnsPageMessage":"Take some time to get to know your gear - we want you to enjoy your purchase. If you're not satisfied, you can return items that are complete and like new within 60 days. (Exclusions below.)"},"Tracking":{"AppMeasurement":{"Account":"crutchprod","CurrencyCode":"USD","InquiryCode":"YTU","TrackingServer":"stereos2s.crutchfield.com"},"CookieConsentEnabled":true,"CookieConsentScriptType":"text/plain","CookieConsentClassName":"optanon-category-C0004"},"Icons":{"ImageBankPath":"/ImageBank/v","DefaultVersion":"000020260630.1","IconBasePath":"/common/illustrations/icons/","IconInfo":{"60-day-price-protection":"20211009160100","60-day-returns":"20201014113100","ab-test":"20250502112700","account":"20201014113100","add-to-cart":"20251201143700","advisor-smile":"20201014113100","alert-danger-thin":"20250711161200","alert-danger":"20221018134200","alert-info":"20201014113100","alert-success-fill":"20201014113100","alert-success-thin":"20250711161200","alert-success":"20201014113100","alert-warning-thin":"20250711161200","alert-warning":"20201014113100","alert":"20201014113100","amp":"20201014113100","apple-pay-mark":"20201014113100","ar-360-box":"20201014113100","ar-360":"20201014113100","ar-phone-floor":"20201014113100","ar-phone":"20201014113100","arrow-down":"20201014113100","arrow-left":"20210721144500","arrow-right":"20240319114000","arrow-up":"20201014113100","article-1":"20201014113100","article-2":"20201014113100","article-best-picks":"20201014113100","article-buying-guides":"20201014113100","article-callout-cost":"20201014113100","article-callout-materials":"20210622090800","article-how-to-guides":"20201014113100","article-learn":"20201014113100","article-research-garage":"20201014113100","articles-videos":"20211008184400","authorized-dealer":"20201014113100","awards-skyline":"20240306114500","awards":"20230120112000","backorder":"20251211103900","box-1":"20201014113100","box-2":"20201014113100","box-3":"20201014113100","box-4":"20201014113100","box-5":"20201014113100","box-6":"20201014113100","box-wings":"20210615134200","business-logo":"20201014113100","car-speaker-selection":"20210622070800","car":"20220826170600","caret-down":"20201014113100","caret-left":"20201014113100","caret-right":"20201014113100","caret-up":"20201014113100","cart-fill-skyline":"20240306131900","cart-fill":"20220407165900","cart-nobounding":"20230111104200","cart-skyline":"20240306131900","cart":"20220407165900","catalog":"20211116125900","category-backup-cameras":"20201014113100","category-branded-merch":"20201014113100","category-camcorders":"20201014113100","category-camera-lenses":"20201014113100","category-cameras":"20201014113100","category-car-accessories-installation":"20201014113100","category-car-amplifiers":"20201014113100","category-car-audio":"20201014113100","category-car-custom":"20201014113100","category-car-receivers":"20201014113100","category-car-security":"20201014113100","category-car-subs":"20201014113100","category-corp-car-and-marine-audio":"20240104164700","category-corp-commercial-av":"20240104164700","category-corp-corporate":"20240105100900","category-corp-education":"20240104164800","category-corp-government":"20240104164800","category-corp-premium-and-incentive":"20240104164900","category-drones":"20201014113100","category-fitness-sports":"20201014113100","category-furniture":"20201014113100","category-general-car-audio":"20220117150300","category-general-home-audio":"20220117150300","category-gift-cards":"20201014113100","category-headphones":"20201014113100","category-home-audio":"20201014113100","category-home-av-cables":"20201014113100","category-home-receivers":"20201014113100","category-home-remote-controls":"20201014113100","category-learn":"20201014113100","category-marine-audio":"20201014113100","category-marine":"20201014113100","category-outlet":"20201014113100","category-personal-audio":"20201014113100","category-power-protection":"20201014113100","category-pro-audio":"20201014113100","category-projectors":"20201014113100","category-satellite":"20201014113100","category-smart-home":"20201014113100","category-smart-pet":"20201014113100","category-soundbars":"20201014113100","category-specials-slate-9":"20240627100200","category-specials":"20201014113100","category-television":"20201014113100","category-wireless":"20201014113100","change-password":"20201014113100","chat-fill":"20250722141700","chat-slate":"20240307075500","chat":"20201014113100","check-circle":"20201014113100","check":"20201014113100","checklist":"20201014113100","circle-plus":"20201014113100","clock-backorder":"20250711161200","clock":"20201014113100","close":"20201014113100","commercial":"20201014113100","compare":"20201014113100","corp-briefcase":"20220317114200","corp-car-and-marine-audio":"20201014113100","corp-commercial-av":"20201014113100","corp-competitive-pricing":"20201014113100","corp-corporate":"20201014113100","corp-dedicated-account-manager":"20201014113100","corp-education":"20201014113100","corp-free-tech-support":"20201014113100","corp-government":"20201014113100","corp-instant-quotes":"20201014113100","corp-net-30-terms":"20201014113100","corp-premium-and-incentive":"20201014113100","corp-tax-exempt":"20201014113100","credit-card":"20220421161400","crutchfield-50-logo":"20231212112000","cycle-counts":"20221216162500","detail":"20260128152400","does-not-equal":"20240805161600","download-heavy":"20211201111300","download":"20201014113100","duplicate":"20220421160700","edit-pencil":"20220527143700","edit-selection":"20230424180500","edit":"20201014113100","email-fill":"20250722163000","envelope":"20201014113100","equals":"20201014113100","error":"20201014113100","every-angle-left":"20260217095100","every-angle-right":"20260217095000","filter-alternate":"20220822164600","filter":"20220527143100","financing":"20201014113100","five9chatminimize":"20240826140300","folder":"20220527143100","gift-box":"20201014113100","giftcard":"20201014113100","hand-double-tap":"20201014113100","hand-drag":"20201014113100","hand-pinch":"20201014113100","hand-scroll":"20201014113100","handset":"20201014113100","hdmi":"20220609150500","headset":"20201014113100","health":"20201014113100","heart-empty":"20201014113100","heart":"20201014113100","help":"20201014113100","history":"20251103124400","home":"20220829133200","ifinder":"20221219120300","inventory-adjust":"20221215164400","invoice-void":"20221215141000","lifetime-support":"20201014113100","loading-car-orig":"20210923090300","loading-car":"20230215133600","loading-home":"20210923090300","location-history":"20221215141400","logo-ca":"20240227105200","logo-music-note-static":"20260506092100","logo":"20201014113100","magic-wand":"20250106102200","mail-empty":"20201014113100","mail-open":"20201014113100","manual":"20201014113100","maple-leaf":"20220317100200","menu":"20201014113100","metadata":"20221221142100","minus":"20201014113100","multi-user":"20201014113100","no-amp":"20201014113100","open-new-tab":"20251002150300","order-confirmation-color":"20210615134200","order-confirmation":"20201014113100","order-delivery-confirmation-color":"20210615134200","order-delivery-confirmation":"20201014113100","order-gift-box-color":"20251021170200","order-gift-box":"20201014113100","order-shipping-confirmation-color":"20210615134200","order-shipping-confirmation":"20201014113100","order-status":"20201014113100","outlet":"20250129190300","package-grouper":"20221219122200","pause-track":"20210708101700","paypal-checkout":"20201014113100","pdf-dark":"20231206124100","pdf-light":"20231206124100","phone-fill":"20250806153300","phone-internal":"20220627111200","phone-time":"20201014113100","phone":"20201014113100","phono-preamp":"20210811153400","play-circle":"20201014113100","play-track":"20210706134700","play":"20201014113100","plus":"20201014113100","podcast-mic":"20210913145100","podcast":"20211116125900","preview":"20220401165200","print":"20201014113100","progress-check":"20210615134200","quote":"20201014113100","refresh":"20201014113100","remove":"20201014113100","research-garage":"20211111163600","research":"20201014113100","residential":"20201014113100","retail-bag":"20201014113100","returns":"20201014113100","review-customer":"20201014113100","review-employee-skyline":"20240912152000","review-employee":"20201014113100","review-response":"20201014113100","rewards":"20201014113100","sbc-logo-b":"20210901105600","sbc-logo-w":"20210615134200","sc-brand":"20241024151700","sc-car":"20250206143000","sc-ellipsis":"20260113092500","sc-favorite-full":"20260108112200","sc-favorite":"20260108112200","sc-feedback":"20240711172100","sc-headphones":"20220308092000","sc-hints":"20250306105100","sc-home":"20250206143000","sc-info-dark":"20260108111700","sc-info":"20220325140600","sc-listenkit":"20250306100200","sc-menu-favorite":"20260108124200","sc-menu-headphones":"20260108123900","sc-menu-info":"20260108123900","sc-menu-kit":"20260316132300","sc-menu-kit2":"20260316135500","sc-menu-settings":"20260108123900","sc-menu-track":"20260108123900","sc-music":"20250306111600","sc-settings":"20260108110600","sc-tracks":"20210923125500","sc-volume-full":"20260108132500","scale":"20260128152500","search":"20201014113100","secure-checkout":"20201014113100","serviceperson":"20201014113100","setup":"20260128152500","shipping-truck":"20201014113100","shipping":"20201014113100","sidekick":"20241003131300","sign-out":"20201014113100","skip-ahead-5":"20210706134700","skip-back-5":"20210706134700","sms":"20230104110000","social-facebook-slate":"20240306140400","social-facebook":"20201014113100","social-instagram-slate":"20240306140400","social-instagram":"20201014113100","social-linkedin":"20210420145700","social-mail-slate":"20240306140400","social-mail":"20201014113100","social-messenger":"20210323153500","social-pinterest-slate":"20240306140400","social-pinterest":"20201014113100","social-twitter-slate":"20241219154600","social-twitter":"20201014113100","social-twitterbird":"20201014113100","social-youtube-slate":"20241219154600","social-youtube":"20201014113100","sony-finance":"20201014113100","sound-blip":"20250415162100","sound-full":"20210721144500","sound-mute":"20210728115300","sound-onethird":"20220405133300","sound-reverse":"20201014113100","sound-twothirds":"20220405133300","sound":"20201014113100","sparkle":"20250513154900","speaker-size":"20250516113500","speakercompare":"20201014113100","speakercomparebrand":"20241024144700","specialist-support-mobile":"20240916115000","specialist-support":"20240916115000","specials-tag":"20201014113100","specials":"20201014113100","star-color":"20231013152500","star-empty-color":"20250429123900","star-empty":"20201014113100","star-half-color":"20250429124200","star-half":"20201014113100","star":"20201014113100","symbol-60-day-price-protection-skyline":"20240306113400","symbol-60-day-price-protection":"20220119085800","symbol-60-day-returns-skyline":"20240306112600","symbol-60-day-returns":"20220119085800","symbol-advisor-32":"20231013122500","symbol-advisor-skyline":"20240306113900","symbol-advisor":"20220119085800","symbol-advisors-skyline":"20240306112600","symbol-articles-videos-skyline":"20240306112600","symbol-articles-videos":"20220119085800","symbol-car-fit-database-skyline":"20240306113400","symbol-car-fit-database":"20220119085800","symbol-car-specific-installation-skyline":"20240306113400","symbol-car-specific-installation":"20220119085800","symbol-custom-vehicle-instructions-skyline":"20240306113700","symbol-custom-vehicle-instructions":"20220119085800","symbol-longevity-skyline":"20240306113400","symbol-longevity":"20220119085800","symbol-product-research-skyline":"20240306113400","symbol-product-research":"20220119085800","symbol-readyharness-skyline":"20240306113400","symbol-readyharness":"20220119085800","symbol-shipping-truck":"20220119085800","symbol-speakercompare-skyline":"20240306113400","symbol-speakercompare":"20220119085800","symbol-tech-support-skyline":"20240306105900","symbol-tech-support":"20220119085800","synchrony-finance":"20240721125200","tag-solid":"20240920124000","tag":"20220527143100","tech-support":"20201014113100","thumbs-down":"20241003145400","thumbs-up":"20201014113100","transfers":"20221216140400","trash":"20201014113100","truck":"20201014113100","tv-gaming":"20240523111500","tv-scale":"20201014113100","tv-screen":"20240523111500","tv-smart":"20240523111500","undo":"20220408140700","unshippable-needs":"20221216163700","update-email":"20201014113100","us-flag":"20220829163600","value-prop":"20220831145100","vehicle":"20201014113100","video-transcript":"20201014113100","warning":"20180608141100","warranty":"20201014113100","white-glove-delivery":"20241004110800","wireless-audio":"20201014113100","wishlist":"20201014113100","zoom-2":"20220527143100","zoom-out-2":"20240918142200","zoom-out":"20240918142200","zoom":"20201014113100"}},"PhoneNumbers":{"SalesPhoneNumber":"1-888-955-6000"}};
var Crutchfield = Crutchfield || null;
if (Crutchfield != null && Crutchfield.Global != null && Crutchfield.Global.Modules != null) {
    for (var key in newGlobals.Modules) {
	Crutchfield.Global.Modules[key] = newGlobals.Modules[key];
    }
} else {
    Crutchfield = { 'Global': newGlobals };
}
</script>