In traditional TV signal reception, some set-top boxes and other products are used to change channels. But with the emergence of digital TV, because the set-top box product equipment is aimed at a TV, so if you want to install a large number of digital TV in the public environment, you need a new signal modulation product - modulator.
1. It can be connected to satellite receivers, DVD and other program sources, and it is easy to play programs.
2. Save a lot of investment in set-top boxes and save the monthly rent of set-top boxes for many years.
3. There is no need to rewire and change the original line, complete the previous viewing habits, and no need to add a remote control.
4. Easy and fast installation, high product integration, simple debugging, no other accessories and professional tools are required for installation.
