If the charging power of the electronic
device exceeds the rated charging
power of this port, please do not directly
use this port for charging.
4
3.0
Connect USB devices such as
mobile hard disk, U disk, USB
keyboard and mouse, USB drives,
etc.
5
2.0
Connect USB devices such as
mobile hard disk, U disk, USB
keyboard and mouse, USB drives,
etc.
6
SPDIF
Carry multichannel sound via optical
signals.
7
HDMI
OUT
Connect to the devices with HDMI
input function.
8
TF Card
Maximum support is 128G
9
AUDIO
OUT
Audio output to the external speaker.
10
LAN
Connect RJ45 terminals.
11
RS232
Serial interface, used for mutual
transfer of data between devices.
12
AC IN
AC power input, connect AC power
supply.
13
AC
SWITCH
To open or shut down AC power supply.
“I” means power on, “O” means power
off.
6
Speechi 2022
