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Visit koss.com now to see the best up-to-date Koss content for United States and also check out these interesting facts you probably never knew about koss.com
Experience some of the most celebrated Koss Headphones around the world like Pro/4AA, Porta Pro and KPH40 Utility. Find your perfect pair today!
Visit koss.comWe analyzed Koss.com page load time and found that the first response time was 2.1 sec and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
koss.com performance score
name
value
score
weighting
Value2.4 s
69/100
10%
Value12.9 s
0/100
25%
Value6.8 s
34/100
10%
Value880 ms
32/100
30%
Value0.537
14/100
15%
Value11.8 s
17/100
10%
2075 ms
69 ms
336 ms
124 ms
133 ms
Our browser made a total of 131 requests to load all elements on the main page. We found that 84% of them (110 requests) were addressed to the original Koss.com, 5% (6 requests) were made to Fonts.gstatic.com and 3% (4 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Koss.com.
Page size can be reduced by 1.2 MB (43%)
2.8 MB
1.6 MB
In fact, the total size of Koss.com main page is 2.8 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. 65% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.
Potential reduce by 88.2 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 88.2 kB or 85% of the original size.
Potential reduce by 98.7 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. Koss images are well optimized though.
Potential reduce by 678.6 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 678.6 kB or 72% of the original size.
Potential reduce by 353.1 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. Koss.com needs all CSS files to be minified and compressed as it can save up to 353.1 kB or 86% of the original size.
Number of requests can be reduced by 67 (56%)
120
53
The browser has sent 120 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Koss. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 49 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.
www.koss.com
2075 ms
css
69 ms
styles.css
336 ms
widgets.css
124 ms
flexslider.css
133 ms
styles.css
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content.css
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mirasvit_seo.css
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sitemap.css
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jquery.mmenu.all.css
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demo.css
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owl.carousel.css
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owl.theme.css
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featherlight.css
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prototype.js
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ccard.js
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validation.js
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builder.js
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effects.js
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dragdrop.js
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controls.js
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slider.js
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js.js
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form.js
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menu.js
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translate.js
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cookies.js
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jquery.js
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jquery.flexslider-min.js
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banner.js
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items.js
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jquery-1.11.2.min.js
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jquery.noconflict.js
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froogaloop.min.js
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jquery.mmenu.min.all.js
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jquery.flexslider-min.js
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main.js
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conversion.js
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banner.js
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minicart.js
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owl.carousel.js
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media.match.min.js
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enquire.js
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jquery-ui.js
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modernizr.custom.min.js
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selectivizr.js
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matchMedia.js
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matchMedia.addListener.js
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app.js
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jquery.cycle2.min.js
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slideshow.js
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imagesloaded.js
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stickUp.min.js
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smoothscroll.js
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jq-sticky-anything.min.js
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instafeed.min.js
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newsletter-modal.js
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koss-web-logo.svg
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magnify.svg
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Full-Size.jpg
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In-Ear.jpg
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Dropdown-Menu-Image-Clip.jpg
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On-Ear.jpg
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Communication.jpg
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Accessories_Dropdown_Menu_Image_Cushions.jpg
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speakers.jpg
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dj.jpg
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history.jpg
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banner1.jpg
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our-story.jpg
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SP330_MAIN.jpg
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film2.jpg
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gtm.js
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r1_1.jpg
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headphones-design.jpg
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koss.com accessibility score
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
[aria-hidden="true"] elements contain focusable descendents
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
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
Links do not have a discernible name
koss.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
Page has valid source maps
koss.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Koss.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 Koss.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.
koss.com
Open Graph description is not detected on the main page of Koss. 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: