For the door header screen, store, car screen and other places information display, Huidu technology launched W series control card, Short distance; only for short distance communication, it can be accessed to the wireless router, to achieve cluster management.

W64 is a W-series control card, W means Wi-Fi, which updates programs by Wi-Fi. In addition, it has USB port, can also using the U disk to update the program. Low cost, cost-effective, simple software interface, easy to operate, better display information, supports variety kinds of single-color display. Application software: Huidu technology sixth generation display operating software HD2016.