2. The remote control system of claim 1 , wherein the remote controller further comprises: a first signal transceiver, transmitting the microphone request signal or the speech recognition request signal to the receiving host; and a second signal transceiver, transmitting the speech signals to the receiving host.
2. The remote control system of claim 1 , wherein the remote controller further comprises: a first signal transceiver, transmitting the microphone request signal or the speech recognition request signal to the receiving host; and a second signal transceiver, transmitting the speech signals to the receiving host. 3. The remote control system of claim 2 , wherein the first signal transceiver is an infra-red signal transceiver and the second signal transceiver is a radio frequency signal transceiver.