Novastar (NOVA) asynchronous control card includes full color, double color and single color types, which allows to operate your LED display screen 24/7 without computer connected. It can independently work with the LED board for maximum resolution of 384X256 or even larger connecting with receiving card (MRV330, MRV330Q, MRV300) such as 512x1024, 960x600, 1024x570, 1526x384, 2048x256. You can control your LED panel just by easily plugging in with USB, SD card or serial port card. WiFi control mode is also available for some of the models. Those typical NOVA ASYN LED controller cards are (PCC80, PSD100, PBOX100 for full color), mono/bi color USB card U16, mono/bi color USB card U24, mono/bi color USB card U48, mono/bi color serial card S32, mono/bi color serial card S64, etc.