price comparison site hasWe have a huge listing of great deals and offers from the top online retailers on the web. With a wide range of advanced features, the Casio XJ-ST155 Projector can suit almost all organisational needs. You are ensured of sharp and bright images with the brightness of 3000ANSI lumens and contrast ratio of 1800:1. Casio XJ-ST155 Projector. The Casio XJ-ST155 Laser LED Projector Projector has also an aspect ratio of 4:3 and native resolution of 1024 x 768, which in turn enhance the image quality. This projector can be easily connected to the computer monitor or any other screening device using the 1 x Composite connectivity options. In addition to helping you find the best deals, we also have expert reviews and complete product information on the Casio XJ-ST155 Projector.