Nút nhấn gọi bằng giọng nói AIPHONE LEF10.E –       LEF10.E is a selective call open voice style master station with the capacity of up to 11 total stations. The system can be designed to meet a wide variety of needs, including any combination of master and sub stations up to its maximum capacity. –       Máy chủ giao tiếp intercom tối đa 10 máy trong hệ thống Series LEF-C Open […]