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China China
Persona de contacto julie wang
Dirección
Functions and Features â‘ Full-auto two-way intercom, mike inside the substation â‘&iex
GDH500 Large LED Display Panel Features â‘ Compatible with different kinds of Jin Qi Long c
Features Wireless Call Bell Send call signals without wires Compatible with all main units Work with GDH
What is Wireless Calling System? Wireless Calling System consists of one or more LED Display Server and a nu
1. Four –Way Intercom System 1.1 Encoded master GDH4000 Features and Specifications *****-core
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