Logo Maker is the #1 logo design company worldwide. Trusted by 20M+ businesses, our online logo maker makes it easy to find the best logo for your business. If you experience any difficulty accessing content on LogoMaker, please contact us at 866-333-8917 or [email protected] The Harman Kardon Citation 300 is the medium-sized speaker of the Citation lineup. This speaker has a built-in Google Assistant that allows you to control the speaker by voice. I was particularly curious about the voice control. You can read all my findings in this article.