The smart RC duplicator MT5108 is a universal self-copying remote control - 1 for all - duplicates many 280-868MHz remote controls with variable and fixed code. Smart RC duplicator supports a wide frequency range, making it a universal remote control. It allows you to copy five codes in total. If you have two or three different remote controls working at different frequencies, with different codes, you can operate them all with one smart RC duplicator MT5108 by configuring the buttons responsible for each remote control.