With an increasing amount of language learning being done digitally with mobile devices, the importance of an audio component continues to grow. Each of the major assessments have also integrated the use of audio, reinforcing the need for a budget-friendly solution for day-to-day uses as well as during high stakes testing. This lightweight stereo Ear Bud delivers a full-bodied sound that's tailored for language learning and assessments. The E1 works with iOS, Windows and Android-based devices and is iCompatible with Chromebooks. iPads, Surfaces, tablets, smartphones, netbooks, notebooks, desktop and laptop computers.