Support 2.4G/5G Wifi and Bluetooth : 1080p supports 2.4G/5G wired and wireless WiFi , Compared with the others, ultra-fast 5G WiFi projector offers you much smoother and lag free online video experience. It also supports Bluetooth; you can connect to a Bluetooth speaker for a better audio-visual experience.<br />Bluetooth Projector With 5W HIFI Stereo Sound : Built-in speaker, provide original audio fidelity and fills your room with impressive, overwhelming sound, enhance your immersion in the movie experience. You can also connect the projector with an external speaker. It's a top choice for parties, football nights and movies with friends, so you can enjoy an extraordinary sound experience.<br />Better Projection Experience : This projector provides a watching size from 43” to 200” with the projection distance between1.5 and 6.5m. Aspect Ratio: 4:3/16:9, Contrast: 2000:1. It enables excellent playback of films, videos, games, photos, parties, and TV programs and can be set up at your will. To get a better watching experience, please adjust the focus ring and keystone correction manually to view a clear image in different projection distance.<br />Compatibility and Application : Equipped with 2*HDMI ports, 2*USB port, AV port, this projector easily compatible with TV Box, PC, laptop, tablet, external speakers, DVD player, media players, for iPad, for iPhone, for Android smartphone ">