This is a high-definition projector with exquisite appearance and convenient operation, high-power LED light source, combined with optimized light circuit design to activate higher brightness, combined with high light transmittance coated lens to show excellent light transmittance performance. It has various interfaces and supports the connection of Computer, mobile phone, tablet, USB flash disk, mobile hard disk, network box, DVD, game console, speaker, headset and other equipment, so as to easily meet your various use needs. The built-in speaker restores pure sound quality, supports most audio connections in the market, and has beautiful 360 ° surround sound color. Wherever you go, you can release your auditory feast. High quality lens, high-quality light source lamp beads, service life up to 30000 + hours. A new generation of constant temperature fan design ensures the stable operation of the system, and the noise is less than 30 dB. It is a walking mini cinema, which can easily adapt to various places by watching animation, private cinema, outdoor viewing, playing games, listening to music and parent-child gifts.30-100 inch projection screen, the size can be adjusted arbitrarily according to the actual distance