Specialized PCBA assembly for intercoms, integrating radio frequency transmission modules, audio processing circuits, and power management systems. It is widely used in construction sites, property management, logistics and other scenarios, realizing real-time and efficient voice communication. We adopt anti-interference and long-distance transmission design, ensure clear voice quality and stable communication in complex environments, and adapt to handheld intercoms, vehicle-mounted intercoms and fixed intercoms, meeting the professional communication needs of various industries.