Tools & Wizards About Us
uk.jamaudio.com screenshot

Report Summary

  • 39

    Performance

    Renders faster than
    58% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

uk.jamaudio.com

JAM Audio | Bluetooth Headphones, Speakers & Turntables

Page Load Speed

3 sec in total

First Response

95 ms

Resources Loaded

2.5 sec

Page Rendered

335 ms

uk.jamaudio.com screenshot

About Website

Welcome to uk.jamaudio.com homepage info - get ready to check Uk JAM Audio best content for United States right away, or after learning these important things about uk.jamaudio.com

Jam Audio offers an extensive assortment of sound products that are created to help you enjoy your music and style. We take our commitment to bring the high-technologies in the everyday products very ...

Visit uk.jamaudio.com

Key Findings

We analyzed Uk.jamaudio.com page load time and found that the first response time was 95 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

uk.jamaudio.com performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

70/100

10%

LCP (Largest Contentful Paint)

Value7.6 s

3/100

25%

SI (Speed Index)

Value4.8 s

68/100

10%

TBT (Total Blocking Time)

Value960 ms

29/100

30%

CLS (Cumulative Layout Shift)

Value0.108

88/100

15%

TTI (Time to Interactive)

Value10.4 s

24/100

10%

Network Requests Diagram

uk.jamaudio.com

95 ms

uk.jamaudio.com

450 ms

product-content

88 ms

theme-bundle.polyfills.js

86 ms

theme-bundle.head_async.js

204 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 9% of them (4 requests) were addressed to the original Uk.jamaudio.com, 26% (12 requests) were made to I.shgcdn.com and 24% (11 requests) were made to Cdn11.bigcommerce.com. The less responsive or slowest element that took the longest time to load (1.8 sec) relates to the external source I.shgcdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 182.6 kB (15%)

Content Size

1.2 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Uk.jamaudio.com main page is 1.2 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. 50% of websites need less resources to load. Images take 900.9 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 143.3 kB

  • Original 194.4 kB
  • After minification 187.2 kB
  • After compression 51.1 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 143.3 kB or 74% of the original size.

Image Optimization

-3%

Potential reduce by 27.1 kB

  • Original 900.9 kB
  • After minification 873.8 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. Uk JAM Audio images are well optimized though.

JavaScript Optimization

-8%

Potential reduce by 10.1 kB

  • Original 126.6 kB
  • After minification 126.6 kB
  • After compression 116.6 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. This website has mostly compressed JavaScripts.

CSS Optimization

-17%

Potential reduce by 2.2 kB

  • Original 12.7 kB
  • After minification 12.7 kB
  • After compression 10.6 kB

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. Uk.jamaudio.com needs all CSS files to be minified and compressed as it can save up to 2.2 kB or 17% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (72%)

Requests Now

39

After Optimization

11

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Uk JAM Audio. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

uk.jamaudio.com

uk.jamaudio.com

95 ms

uk.jamaudio.com

uk.jamaudio.com

450 ms

product-content

product-content

88 ms

theme-bundle.polyfills.js

theme-bundle.polyfills.js

86 ms

theme-bundle.head_async.js

theme-bundle.head_async.js

204 ms

css

css

149 ms

theme-6d193950-1a74-013d-2278-5a74b750b4f6.css

theme-6d193950-1a74-013d-2278-5a74b750b4f6.css

148 ms

loader.js

loader.js

202 ms

i8x96q72ue.js

i8x96q72ue.js

81 ms

tp.widget.bootstrap.min.js

tp.widget.bootstrap.min.js

138 ms

uc.js

uc.js

438 ms

bv.js

bv.js

212 ms

65b381980fc6a700d34e1997.css

65b381980fc6a700d34e1997.css

84 ms

css

css

213 ms

global-assets-e48c844902de9f68c3a5d312978b8d70caf43904.js

global-assets-e48c844902de9f68c3a5d312978b8d70caf43904.js

210 ms

theme-bundle.main.js

theme-bundle.main.js

210 ms

csrf-protection-header-5eeddd5de78d98d146ef4fd71b2aedce4161903e.js

csrf-protection-header-5eeddd5de78d98d146ef4fd71b2aedce4161903e.js

199 ms

visitor_stencil.js

visitor_stencil.js

198 ms

collector.js

collector.js

210 ms

gtm.js

gtm.js

272 ms

751 ms

jam_logo_7dd5cb_1629233114__94202.original.png

jam_logo_7dd5cb_1629233114__94202.original.png

240 ms

united_kingdom-1@2x.png

united_kingdom-1@2x.png

239 ms

usa-1@2x.png

usa-1@2x.png

240 ms

887 ms

908 ms

1039 ms

927 ms

949 ms

1797 ms

1206 ms

1109 ms

1089 ms

1753 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

267 ms

KFOlCnqEu92Fr1MmSU5fBBc9.ttf

KFOlCnqEu92Fr1MmSU5fBBc9.ttf

268 ms

KFOlCnqEu92Fr1MmWUlfBBc9.ttf

KFOlCnqEu92Fr1MmWUlfBBc9.ttf

326 ms

1021 ms

index.php

index.php

172 ms

JTUSjIg69CK48gW7PXoo9Wlhzg.ttf

JTUSjIg69CK48gW7PXoo9Wlhzg.ttf

171 ms

pxiByp8kv8JHgFVrLEj6Z1xlEA.ttf

pxiByp8kv8JHgFVrLEj6Z1xlEA.ttf

172 ms

icon-sprite.svg

icon-sprite.svg

119 ms

icon-sprite-jam.svg

icon-sprite-jam.svg

121 ms

353 ms

nobot

nobot

82 ms

nobot

nobot

82 ms

Accessibility Review

uk.jamaudio.com accessibility score

78

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

uk.jamaudio.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

uk.jamaudio.com SEO score

93

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Uk.jamaudio.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Uk.jamaudio.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.

Social Sharing Optimization

uk.jamaudio.com

Open Graph description is not detected on the main page of Uk JAM Audio. 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: