Does the GVIDO have a build-in speaker? GVIDO Customer Support 03 December 2017 22:13 Updated The device does not have a speaker so it does not generate any sound. Related articles Can I install songs or videos? Does the GVIDO offer backlighting? Can I turn the page using another manufacturer's foot switch? Can I use GVIDO without a desktop? Does the foot switch work with devices other than GVIDO (iPad, Android tablet, etc)?