... ;User-friendly designLED Player 3.2 software ;With 2*IO(HUB08) and 4*IO(HUB12)interface;easy to operate, ... , community wireless LED display;Commercial applications: shops, drugstore,chain stores advertising. led display control card parameters Item No. ... button ,temperature sensor , timing switchPlayerLED Player 3.2 High stability offline led controller card with industrial chip for led display