How can two LED signs be linked to display the same message?
Yes. If you have a Windows PC, with either a 9-pin serial port, or a USB port, you can use our software to enter messages for all the LED signs together. From the back of the PC you would connect our serial data cable, which on the other end has an RJ11 modular phone type connector. If you wanted to feed two LED signs with the same message, you would take this phone plug and plug it into a 2-way phone line splitter, which costs about $5 at Radio Shack. Then, from the 2-way phone splitter, you can run standard 4 wire modular phone line extension cables, in various lengths, which in total should not exceed 1000 ft. These standard phone cables would then plug into each of the LED signs. When you click to send the message to the LED signs using our software, both LED signs will receive the same signal and will start playing the same message. LED signs linked together this way must be all the same type, meaning they must all have the same color capability, and have the same number of charac
