Basic functions of some HDMI connectors

HDMI stands for 'High-Definition Multimedia Interface' which means 'high resolution multimedia interface'. HDMI connector is an extremely popular connection standard on TV lines that allows you to connect to multi-purpose entertainment devices such as: Android TV Box, high quality sound system, digital head, computer , gaming machines . However, some TVs have the symbols ARC, MHL, STB at the HDMI connection port. So what do these symbols mean? Please refer to the article below with us.

1. Basic features of HDMI port on TV

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1. Connect to a computer via an HDMI cable or VGA-HDMI adapter (in case the computer has only a VGA port without an HDMI port).
2. Connect TV to TV receiver, Android TV box .
3. Connecting TV with sound system, speakers .

2. Functions of HDMI connectors

If your TV only has a normal HDMI port, there is no other signal. The TV will still satisfy you with all of the above connectivity features. However, now many smart TV products have more symbols on HDMI ports so what are those symbols used for? It is different from the regular HDMI port.

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HDMI port (MHL) : MHL stands for Mobile High-Definition Link - a wired connection standard that allows you to project images from a mobile device (phone, tablet) that supports MHL on one screen large picture (the most popular and most popular one is television).

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HDMI port (ARC) : For TVs with regular HDMI ports, this port is only an IN port that can receive video and audio signals from devices such as players, laptops ., but not If you want to export, users need to use another connection, such as: Optical, Audio Out . Meanwhile, TV equipped with HDMI port (ARC) can output sound out loudspeaker, amplifier . with the HDMI connection cable.

1. What is the HDMI (ARC) port on TV used for?

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HDMI port (STB) : STB stands for Set-top-box ie digital recorders such as VTV, VTVcab, K +, My Television . etc. So the symbol name also speaks to the function of this port, which best supports the connection to the digital receiver. Other HDMI ports are also connected to the receiver, but having a dedicated dedicated port will give better audio and video quality. Most HDMI ports (STB) are made with HDMI port number 1.

With regular HDMI ports on the TV, users can still connect with other receiver devices, but the picture and sound quality is not good when using HDMI (STB).

Hopefully, with the information shared above, will help readers better understand and have a proper distinction about the use of each port of HDMI on TV.

See more:

1. How to connect laptop to TV via HDMI port
2. What is HDMI? What is HDMI used for?
3. How to fix some errors connecting TV to laptop via HDMI port