Linsn LED Display Accessories Multifunction Card EX902DFeatures of Linsn EX902D Multi Function Controller 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
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Linsn LED Display Accessories Multifunction Card EX902D