“rock.RBST” is a radio remote control transmitter unit for robust radio remote control of safety critical industrial and mobile applications. It includes everything from simple standard systems to advanced customized systems. The “rock.RBST” offers various transmitter models. The waist transmitter comes in different versions, one is a simpler version, which handles some movements at different speeds and contains minimum function. The other, a more sophisticated version, which handles more movements at different speeds, and contains many extra functions. Users can order to customize configuration for specific applications and solely changing the top cover would be sufficient to create a new configuration. It has a quite easily changeable control panel. The transmitter uses with a receiver which has compatible design details. “rock.RBST” can be used with shoulder strap or waistband. The black color is used for the body and the accessory has been designed to contrast with blue colored parts.