Display Wireless Intercom System

• Operates over a long distance, spanning 500 meters to 1000 meters (1km) in open areas. • Supports scalability, handling up to 126 wireless extension units simultaneously. • Extension numbers can be assigned custom IDs between 1 to 9999 via digital programming. • Powered by a standard USB adapter, with an internal, replaceable 18650 Li-ion rechargeable battery for backup. • Backup battery provides up to 12–24 hours of active operation or up to 6 days on standby. • Protects against power failures, ensuring continuous communication.