Backed with years of experience in the communication and embedded application, we have developed and delivered many Onboard Communication System for many trainborne communication applications in this region. These devices include the following sub-modules and function:

• Public Announcement (PA) to passengers onboard,
• Passenger Information System (PIS) message display for passengers onboard,
• Voice communication with passengers onboard,
• Security supervision by onboard CCTV IP cameras,
• Voice communication with Train Operator (TO),
• Data transmission (status, alarms and controlling signals) between trains and Operation Control Centre (OCC),
• Time Synchronization for all onboard equipment and facilities.