In an age where convenience and security are top priorities, wireless intercom systems have become indispensable — not just for offices and warehouses, but also for homes, schools, hospitals, and even farms....
Wireless Intercom Phone with over 500meters coverage and up to 100 connections (users).Features1. Using 433MHz ISM public frequency: 433MHz2. Air transfer range: 1000M3. Transmitting Power: < 20dBm(<10...
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