A kind of system, a TPS (triple play service) for implementing to contain an AP (entrance) and IP (Internet protocol) router using an IP set-top boxes, it is provided to a two-way input-output equipment, a such as wireless LAN terminal, it can attempt to the both-way communication for an IP TV, the accurate input method of one user will not be provided, can be minimized the inconvenient in space to many other people to inconvenient. A kind of system for implementing a TPS includes an IP set-top boxes (210), an IP TV (220) and wireless LAN terminal (230,240). IP set-top boxes (210) support an interface function, have the function of an IP network of an AP and, receive television signals from IP network. IP TVs (220) are connect, a function with IP set-top boxes (210), to receive simultaneously display TV signal. Wireless LAN terminal (230,240) is connect by a WLAN with IP set-top boxes (210), executes both-way communication with IP set-top boxes (210). Each wireless LAN terminal contains a user input unit, and transmission one user input is inputted by user input unit, to IP set-top boxes (210). IP set-top boxes (210) receive television signals and transmit them to IP TVs (220) and wireless LAN terminal (230,240).
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