Room Scheduler Touch Panel With Built-in LED Bar Controlled Via Android GPIO

https://posaok.com/Products/room_scheduler_touch_panel_display.html Award-winning Room Scheduler Tablet With Built-in LED Lighting Bar For Room Status Indication, With Power-Over-Ethernet For Easy Installation & Management, Built-in RS232, RS485, GPIO with Android API for Developer's App & CMS Integration. Any Meeting Could Be Booked, Shortened, Extended, Cancelled Or Delayed Via Meeting Room Scheduling App Together With This Room Signage Display To Inform Users The Instant Status Of The Meeting Room Occupation.