1st LED Sending Card do not need to switch the CODE BUTTON.;
2nd LED Sending Card switch the CODE BUTTON To “1” ;
3rd LED Sending Card switch the CODE BUTTON To “2”;
4th LED Sending Card switch the CODE BUTTON To “1” “2”;
For 4 Pcs TS802D LED Sending Card, you can use the SB-8 LED Sending Box to Install it.
This led sender Box can install 4 pcs of LED Sending card for the High Definition LED Display Solution.
If you have any questions,please contact: linsnled@hotmail.comlinsnled@hotmail.com for Support. If you are looking for TS802D Sending Card and LED Display,please contact: sales@linsnled.com