1. Signal Processor: The telephone voice module is a type of voice signal processor for telephone systems, which can realize input, processing, and output of voice signals. 2. Suitable line: The telephone voice module uses the RJ11 interface to connect the telephone line, which can support the voice dialing function for access to the telephone line. 3. Multi-function: The telephone voice module is multifunctional, including automatic answering, voice message, voice dialing, call transfer, etc., which can significantly simplify the operation and management of telephone systems. 4. Working principle: The working principle of the telephone voice module is to sample, encode, and other signal processing of the voice signal from the telephone system and then output it as a audible voice signal. 5. PC material: The telephone voice module is stable and durable. Environmental-friendly PC material, good flame retardancy, corrosion resistance, impact resistance. 6. Multiple applications: The telephone voice module can be used in home telephones, office telephones, hotel telephones, public telephones, etc. It can effectively improve the intelligence and convenience of telephone systems.