An input means adapted for an interactive device is disclosed, which comprises: an inertial sensing module, for detecting a gesture movement of a user and thus generating a gesture signal accordingly; a multifunctional keypad, having at least a key to be selected and pressed for generating a selecting signal accordingly; a control unit, for fetching the selecting signal and the gesture signal and thus generating a control signal corresponding thereto; a signal processing unit, for receiving and processing the control signal so as to generate an interactive signal and then sending the interactive signal to the control unit; and a wireless transmission module, being used to transmit the interactive signal of the control unit to the interactive device.