2. Wi-Fi WiFi is a name that shows that the interconnectivity between wireless LAN equipment was attested by WiFi Alliance.
3. Function of PVR PVR stands for Personal Video Recorder. PVRs is one of video recorder. But, these devices is store your favorite programs that broadcasted on TV by using HDD (hard disk drive). So, you can sea the programs that you recorded on PVRs anytime. In addition, you can use very convenient function by using a dial-up connection to download programing information.
4. MP3 ● MP3 stands for MPEG Audio Layer-3. ● One of the sound compression file format for digital sound.
5. Ethernet Ethernet is one of the standards of the computer network. A basic specification of Ethernet standard is provided for by a layer,a physical layer of seven layer-OSI tow-subordinate position of the basic reference model,and corresponding the data link layer.