Weighing just about 2.9kg, the Optoma TX615 projector can be carried along with you for your business meets. This Portable DLP projector boasts high 3000:1 contrast ratio and 3500 ANSI lumens, which together offer you an easy-to-read text. This Optoma projector saves on electricity. The RS-232 or RJ45 connectivity of the Optoma TX615 gives you an option of remote management of the equipment. Enjoy the broader range of audio and video connectivity with this Portable DLP projector. This Optoma projector offers you wireless connectivity, which saves you from connecting numerous cables and wires. With an integrated 10-watt speaker system, the Optoma TX615 offers you a thunderous sound output.