<p>Entex Galaxian2, Model No. 6028, Made in Taiwan, Circa 1981 (Handheld Electronic Game) - Based on Bally-Midway's Galaxian Arcade Game<br></p>
A good source of information on vintage handheld electronic games is the Electronic Handheld Game Museum (<a rel="nofollow" class="external text" href="http://handheldmuseum.com/">Handheldmuseum.com</a>).
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/51764518@N02">Joe Haupt</a> from USA
CC BY-SA 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/51764518@N02/9289090996/">Vintage Entex Galaxian2, Model No. 6028, Based on Bally-Midway's Galaxian Arcade Game, Made in Taiwan, Circa 1981</a>