💡「Wireless Connection」 No need to buy extra cables or adapters, tr21 wifi projector can mirror movies,videos,apps,games,photos on the mobile devices to the big screen anytime.Meanwhile, in order to thank you for your support, every customer has the opportunity to receive a free gift. | 💡「Support Bluetooth 5.0」Built with latest Bluetooth 5.0 chip,wide compatibility can allow the projector connect to various bluetooth speakers and headphones,get a better sound experience easily.(This Bluetooth function is only used for Bluetooth output, connecting to various speakers, unable to connect to the phones/pads.) | 💡「Native 1080*720P & 5500lm」 Compared with portable projectors of the same size in the market, tr21 has 3 times clearer resolution, 5500lm and 5000:1 contrast ratio, which also allows you to get brighter and vivid projection images. | 💡「60,000 Hours Lamp Life & Cooling System」Longer life and Lower Noise. With latest LED Technology, projector effectively extending the Lamp Life up to 60000hrs. Updated noise suppression technology and cooling system, much higher heat dissipation efficiency, much lower Noise. The fan noise decreased by 30% than ordinary projector. | 💡「Portable Design & Multiple Devices Connection」 TR21 has multiple ports, including HDMI, USB, VGA, AV, SD card, which is convenient to connect PC,TV Stick,PS4, X-Box,etc.With the compact size and light weight, it's very easy to transport and store this mini projector. Ideal for home or outdoor entertainment.