Acer K330 Portable Home Theater Projector The Acer K330 is the first LED projector with a bright 500 lumen lamp. It delivers HD ready high quality images with enhanced color saturation. Multimedia features allow you to project media from the 2GB internal memory, an SD card or a USB drive connected to the projector. Just leave your laptop at home! The K330 projector is equipped with at least two connectors for multiple-PC source input, including D-Sub and HDMI, offering more flexible connectivity and instant switching.