Multi channel sound system for providing high quality sound and wireless sound speaker included the system

PURPOSE: A multi-channel sound system for providing high quality sound and a wireless sound speaker which is included in the same are provided to correct sound data errors of the rearward wireless sound speaker, thereby providing high quality sound from the rearward wireless sound speaker. CONSTITUTION: A communication part is used in order to transmit and receive signals. A signal processing part distributes wireless sound signals during a time slot allocated for signal reception. The signal processing part extracts first sound data from a wireless signal received through the communication part from a transmission apparatus and outputs extracted data to a speaker. The signal processing part extracts second sound data from the wireless signal received through the communication part. The signal processing part transmits the extracted second sound data in the time slot allocated for signal transmission.