A record-breaking throw distance of 18.8 cm allows the projector to be placed just inches from the wall, ensuring that nothing comes between you and your message: no shadows, no noise, no glare. Use it to display images of up to 80 inches in meeting rooms, training rooms, classrooms, shops, windows displays and anywhere there is a wall or flat surface to project upon. Flexible enough to mount on a wall or ceiling, or just on the edge of a desk. The PJ WX4141N/WX4141NI have built-in wired and wireless LAN connectivity. Clear the clutter by using your iPhone or iPad wirelessly for ultimate convenience and functionality. USB storage is also an option for those wanting a PC-free presentation, making it perfect for window or any other displays.Use the HDMI connection to play DVDs as well as any other audio-visual equipment.