The 30Khz Series by Satan are great for outdoors and the effects can reach nearly 100 meters in Show-2W. It is one of Satan's hottest items with a long track record on reliability as well as performance, absolutely essential when catering to outdoors. It can be used for promotional activities as advertising in malls, on walls of buildings, over small lakes and ponds, infact anywhere where in you desire You can also create your customized shows with logos, images and visual effects with software like Pangolin, Phoenix and I Show on the computer. Alternatively if you are on a tight budget, you can still create a great programme with the several hundreds of in-built graphics, images and effects on a DMX Controller. on sound, you get instant action, you have great inbuilt shows which sway to beats of music .Do check this out at the nearest store and see the uplift your senses to a new level. They offer DMX, Sound & Auto control & can be linked to a computer.