A basic function of (1) can be indicative of customer premises equipment, CATV networks and program resources of the state; Users can take advantage of the TV screen displays the message and menu service companies and information providers issued. (2) to transmit user selection information to a service center or information provider. (3) to provide basic terminal control functions to the user, such as in the choice of watching video on demand (VOD) programs, can fast forward, rewind, VCR has a function to pause and records. (4) with two-way communications capability, to achieve a TV shopping, distance learning and VOD, etc. (5) can be connected to your home computer. (6) capable of signal transmission, modulation and demodulation, can handle ATM protocol. (7) to monitor utility equipment, telemetry and feedback signal transmission performance. Function Description 1. Connect to the network, free use of Internet resources. Network set-top boxes [1] 2. Connect a TV, so the living room TV to become the family entertainment center. 3 rich interface that allows network TV box has more features. 1, whether to support the built-in hard drives, huge HD video capacity, easy to use hard drive regardless of the degree from the spread, the size and capacity of the smooth playback has an unparalleled sense of superiority. Built-in hard drive to be the best, because the external hard drive can only use USB transfer speed USB rate by affecting the general second only transfer around 20M, the situation will occur when Caton rich intense scene playback screen, built- SATA hard disk interface, the speed is 5 times faster than USB in order to fully meet the need for high-quality playback of HD movies. 2, depending on its decoder chip, the latest professional HD player main decoder chip using four brands, namely Sigmal designs, Realtek, MSTAR, Amlogic. 3, the network function, can wireless Internet access and wireless networking also emphasize the aspect leap cable at home is definitely not feeling too good to be wireless, hey, but also to high-speed wireless, wireless networking speeds recall concerns parameters the highest speed wireless card 300M / S. 4, simple operation, this should mention, after all, is intended to meet the daily use of the TV, and if the operation is too complex, home for the elderly will not use, not self-inflicted boring? Complex operation is not complicated, see the remote control to know, N keys do not choose a dense, English is also not elected. Simply go with. 5, the expansion of functions, there is no expansion interface, can share files, usually a digital camera, DV shoot things to share with the family to play with TV, movies and other exchanges with a removable hard disk, are relying on the expansion interface. At least two expansion USB port, otherwise after a wireless network card is not good enough then. Just five points specifically mastered this knowledge to buy Internet TV set-top boxes in the future to worry about the buying process can not buy a good product! Alibaba website: http / / foncy8.1688net