3.8 sec in total
107 ms
2.6 sec
1.1 sec
Visit tw.jbl.com now to see the best up-to-date Tw JBL content for United States and also check out these interesting facts you probably never knew about tw.jbl.com
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Visit tw.jbl.comWe analyzed Tw.jbl.com page load time and found that the first response time was 107 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
tw.jbl.com performance score
name
value
score
weighting
Value4.2 s
19/100
10%
Value46.0 s
0/100
25%
Value18.6 s
0/100
10%
Value15,890 ms
0/100
30%
Value0.43
22/100
15%
Value49.0 s
0/100
10%
107 ms
483 ms
80 ms
65 ms
127 ms
Our browser made a total of 144 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Tw.jbl.com, 93% (134 requests) were made to Jbl.com.tw and 1% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (681 ms) relates to the external source Jbl.com.tw.
Page size can be reduced by 251.8 kB (5%)
5.4 MB
5.2 MB
In fact, the total size of Tw.jbl.com main page is 5.4 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 4.7 MB which makes up the majority of the site volume.
Potential reduce by 185.1 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 185.1 kB or 88% of the original size.
Potential reduce by 4.7 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Tw JBL images are well optimized though.
Potential reduce by 61.0 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 61.0 kB or 17% of the original size.
Potential reduce by 991 B
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Tw.jbl.com has all CSS files already compressed.
Number of requests can be reduced by 105 (79%)
133
28
The browser has sent 133 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tw JBL. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 94 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
tw.jbl.com
107 ms
homepage
483 ms
style.min.css
80 ms
compare-plp.min.css
65 ms
eol-pdp.min.css
127 ms
pdp-v2.min.css
69 ms
jquery-2.0.3.min.js
62 ms
modernizr.js
75 ms
underscore-1.5.2.min.js
196 ms
lazysizes.js
199 ms
responsive.css
194 ms
collect.js
193 ms
sha256.min.js
189 ms
jquery.visible.min.js
189 ms
bootstrap.js
189 ms
bootstrap-dialog.js
665 ms
parsley-1.2.0-edit.js
664 ms
console.log.polyfill.js
681 ms
matchMedia.js
334 ms
matchMedia.addListener.js
335 ms
enquire.min.js
334 ms
jquery.customSelect.min.js
369 ms
slick.js
388 ms
jquery.ba-hashchange.js
374 ms
jquery.touchSwipe.min.js
433 ms
jquery.jqzoom.dw.js
397 ms
jquery.cookiebar.js
433 ms
ios-orientationchange-fix.js
449 ms
global.js
434 ms
ready.js
450 ms
load.js
450 ms
zh_TW.js
452 ms
000_head.js
477 ms
100_fitguide.js
514 ms
101_storelocatorUtil.js
514 ms
001_namespace.js
515 ms
002_storefront.js
527 ms
003_tooltip.js
528 ms
main.js
366 ms
js
328 ms
gretel.min.js
176 ms
004_product.js
548 ms
005_producttile.js
600 ms
006_productcompare.js
479 ms
007_compare.js
508 ms
008_sendtofriend.js
477 ms
gtm.js
275 ms
009_search.js
418 ms
010_bonusproductsview.js
450 ms
011_giftcert.js
431 ms
012_giftcard.js
464 ms
013_checkout.js
466 ms
014_quickview.js
490 ms
015_util.js
451 ms
016_page.js
408 ms
017_registry.js
406 ms
018_progress.js
402 ms
019_components.js
407 ms
020_cart.js
370 ms
021_account.js
373 ms
022_wishlist.js
356 ms
023_minicart.js
345 ms
024_dialog.js
311 ms
025_validator.js
311 ms
gtm.js
36 ms
026_ajax.js
302 ms
027_searchsuggest.js
319 ms
029_searchplaceholder.js
300 ms
030_jsextensions.js
320 ms
031_picturefill.js
318 ms
033_navigation.js
295 ms
034_vip.js
371 ms
035_productsupport.js
369 ms
036_storelocator.js
246 ms
037_sap.js
362 ms
038_cookieprivacy.js
363 ms
099_styleguide.js
242 ms
tealium.js
242 ms
support.js
319 ms
XXX_footer.js
224 ms
102_shipestimate.js
295 ms
103_faqupdate.js
301 ms
104_createaccount.js
285 ms
0040_productspecpdf.js
265 ms
headroom.js
264 ms
header-navigation.js
267 ms
gtmcode.js
278 ms
105_gsearchsuggestion.js
264 ms
108_samsungpay_minicart.js
262 ms
productregistration_au.js
267 ms
compare_v2.js
214 ms
mc_conversion_trackingpixel.js
215 ms
jspdf.debug.js
261 ms
videoLightning.js
229 ms
vertebraeAr.js
229 ms
eol.min.js
226 ms
plyr.js
229 ms
dwanalytics-22.2.js
227 ms
dwac-21.7.js
235 ms
HelveticaNeueLTW02-55Roman.woff
247 ms
HelveticaNeueLTW02-75Bold.woff
245 ms
ITCAvantGardeGothicW02-Bold.woff
228 ms
vk.woff
226 ms
jbl-font.woff
226 ms
HelveticaNeueLTW02-45Light.woff
322 ms
jbllogo.svg
326 ms
tw.png
221 ms
JBL_WFH_Mobile_284x284.jpg
249 ms
PHASE_02_JBLxDoja_Landing_v2_2800x970.jpg
303 ms
Doja-Cat-Website_Mobile.jpg
287 ms
SC03463_JBL_Live300TWS_Homepage_Desktop_Banners_2800x970px.jpg
279 ms
SC03463_JBL_Live300TWS_Homepage_Mobile_Banners_1398x1398px.jpg
211 ms
JBL_Quantum_2800x970_Homepage_banner.jpg
220 ms
JBL_Quantum_1398x1398Web_Mobile_Banner.jpg
212 ms
SC02260_JBL_MY_homepage_banners_2800x1072.jpg
213 ms
SC02260_JBL_MY_homepage_banners_1398x1398.jpg
206 ms
1_JBL_FLIP6_HERO_PINK_29399_x1.jpg
189 ms
swatchImage_Flip_6_Pink.png
188 ms
swatchImage_Flip_6_Blue.png
191 ms
swatchImage_Flip_6_Green.png
195 ms
swatchImage_Flip_6_Teal.png
190 ms
nlwe1ifpisqotktew5wv.jpg
170 ms
swatchImage_Flip_6_Red.png
179 ms
ei1u6gh3zri1xy2dnicq.jpg
164 ms
hlrwew97gkqiwaiuiar6.jpg
173 ms
1_JBL_PARTYBOX_710_HERO_0031_x8.jpg
172 ms
JBL_PartyBox_310_Hero_0176_x3.jpg
170 ms
JBL_HORIZON2_HERO_GREY_V2_0240_x5.jpg
157 ms
JBL_BAR_9-1_GROUP_HERO_004_X4.jpg
157 ms
footer-logo-akg.png
155 ms
footer-logo-hk.png
156 ms
footer-logo-infinity.png
154 ms
footer-logo-jbl.png
150 ms
footer-logo-lexicon.png
148 ms
footer-logo-levinson.png
136 ms
footer-logo-revel.png
135 ms
gen_204
468 ms
ajax-loader.gif
382 ms
otSDKStub.js
67 ms
arrow-left.png
64 ms
arrow-right.png
63 ms
slick.woff
29 ms
81a529f7-7de0-4e92-b280-4c5e2b731b7c.json
115 ms
slick.ttf
26 ms
tw.jbl.com accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Links do not have a discernible name
tw.jbl.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
tw.jbl.com SEO score
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
EN
ZH
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tw.jbl.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Chinese language. Our system also found out that Tw.jbl.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
tw.jbl.com
Open Graph description is not detected on the main page of Tw JBL. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: