Features and functions of T-BUS R/C It is one of the main control modes of electric appliances and T-BUS. Apply the advanced 2.4GHZ wireless communication technology. It has 120 separate channels, and there is not any disturbance among the communication directives. Functional Characteristic: It is one of the main control modes of electric appliances and T-BUS. Apply the advanced 2.4GHZ wireless communication technology. It has 120 separate channels, and there is not any disturbance among the communication directives.