|[Household appliances] - [Audio-Video]|
SAST / Xianke | AV-293 professional constant pressure constant-resistance high-power amplifier ceiling speaker background music dedicated
With audio output function, you can connect active speakers, and with microphone priority function, economical and practical ......
This section has been upgraded to a new Chinese panel
To facilitate the use and operation
There are a few differences with the poster description panel
Only the appearance of upgrading, other functions remain unchanged!
Do not mind the pro shot ... ...
After the upgrade is like this ...
Old money is like this ...