Can I connect an external speaker after the HDMI cable is connected to the monitor?

In addition to connecting the host, the HDMI monitor can also be used to connect TV sets, TV boxes, digital stereos, PS3, PS4, audio-visual game devices similar to Xbox, and mobile devices such as smart phones, digital cameras and camcorders.

HDMI has the advantages of small size, high transmission rate, wide transmission bandwidth and good compatibility, and can transmit uncompressed audio and video signals at the same time. Compared with the traditional fully analog interface, HDMI not only increases the convenience of indirect line of equipment, but also provides some unique intelligent functions of HDMI, such as consumer electronics control CEC and extended display recognition EDID.

HDMI cable is composed of 19 wires * * *. HDMI system consists of HDMI transmitter and receiver.

Extended data

HDMI (high definition multimedia interface) is an all-digital video and sound transmission interface, which can transmit uncompressed audio and video signals.

HDMI is used in set-top boxes, DVD players, personal computers, video games, integrated amplifiers, digital stereos and televisions. HDMI can send audio and video signals, which use the same cable.

HDMI design replaces the old analog audio and video transmission interfaces, such as SCART or RCA terminals. Support various TV and computer video formats, including SDTV and HDTV video images. The HDMI transceiver chip uses the Minimum Transmission Differential Signal (TMDS) technology to encode video data into data packets.

When the specification was first formulated, its maximum pixel transmission rate was 165Mpx/sec, and it supported 60 frames per second with 1080p image quality or UXGA resolution (1600x 1200). The magnification is 340Mpx/ s under HDMI 1.3 specification.

Baidu Encyclopedia -HDMI Display

Baidu encyclopedia -HDMI line