LED Wireless Synchrony, Timing GPS Programmable SD Controller, Double 4096 Pixels Output Ports, Support Addressable Digital LED Lights-Fast Shipping

Description

This programmable SD card offline controller is a global synchronization and timing LED controller, synchronized with the geostationary satellites. A plurality of controllers can be distributed in the same city or different countries; can be electrified separately in two hours or several months. The area where the satellite signal covers