HDMI: (High-Definition Multimedia Interface) is a proprietary audio/video interface for transferring uncompressed video data and compressed or uncompressed digital audio data from an HDMI-compliant source device. It delivers a crisp picture and high quality sound.
MHL: (Mobile High Definition Link) MHL enables users to connect mobile devices to televisions and mirror the media and display videos, games, photos and more on a big screen.
USB: USB port allows one to plug in a hard drive, flash drive, or other USB storage device to view media files on one's television, can also be used to plug wireless adaptors etc.
Dolby Digital - also known as AC-3. It is a digital audio coding technique that reduces the amount of data needed to produce high-quality sound.
Composite Video and Audio Input (RCA) - Input that transmits analog and carries standard definition video, and the even higher-quality component video and audio.
Earphone Jack - Allows the user to be able to connect wired or wireless earphone devices in order to listen privately.
DVB-T2 - Stands for Digital Video Broadcasting: Second Generation Terrestrial. It is the most advanced digital terrestrials broadcast system. TV includes a DVB-T2 tuner and allows the televisions to receive both standard and high definition terrestrials broadcast without using a set-top - box or pay tv receiver.