BenQ GS50 Portable Full HD Wireless Projector with Android TV, CinematicColor and Extra Bass Bluetooth Speaker, 1080p Full HD Resolution & 500 ANSI Lumens with Android TV, 2.1 Channel Speaker (5W x 2 + 10W Woofer) with Extra Bass, 2.5-hour battery life for complete movie enjoyment. With GS50’s portability, splash proof and drop protection, easily create magical cinematic experiences and extraordinary moments surrounded by nature or in your backyard. The built-in 2.1 channel audio features dual 5W midrange tweeters with a powerful 10W woofer. Expect the power you need and the performance you want, showcasing everything from booming music to cinematic sound effects and whispered conversations. Optimized sound modes improve performance of movies, shows, sports, games, and music. GS50 enhances details and contrast in bright scenes and shadowy darkness. The brightness auto-adjust feature maintains theatrical image quality while ensuring the balanced display, keeping your eyes comfortable during extended viewing.