This system was specially designed for mobile use and for installation in laser shops.Go to where your customers are with the TJ DP-521K this doesn't present any problem - plug it in and off you go.The system is extremely compact and very easy to set up. It is easy to control from a computer comes with it.Setting up the system on site is child's play -it really is a portable laser system.In terms of performance the small TJ DP-521K is in no way inferior to its bigger brothers even with this compact internal engraving system you can achieve an excellent dot density with a top processing speed.