800.05 LINSN multi-function card

1. Integrated audio signal transmission, no external audio amplifier line, direct access function card 
2. 256 grade automatic brightness adjustment 
3. Monitoring led screen temperature and humidity in Real-time
4. Displaying the current temperature and humidity on led screen
5. Smoke detection,(need to install the smoke probe)
6. Power On/Off the power of led screen remotely
7. Control the led screen's fan and air-conditioning switcher
    automatically through the temperature