The HDMI interface only requires one HDMI cable to transmit audio and video signals simultaneously, unlike the current need for multiple cables to connect. For consumers, HDMI technology not only provides clear image quality, but also greatly simplifies the installation of home theater systems due to the use of the same cable for audio/video

The HDMI interface is the access port for digital high-definition signals, also known as the digital one line communication interface. The full English name is High Definition Multimedia Interface. The HDMI interface can improve the data transmission bandwidth of 5Gbps, and can transmit uncompressed audio signals and high-resolution video signals. Its production is to replace the existing interfaces of traditional DVD players, televisions, and other video output devices