The system equipment comes with a call recording function; there is no need to purchase expensive recording equipment.
Extensible to support conference calls, call transfer, voice messages, three-way calls and other functions
Combined with the network, install IP voice intercom terminals in each wind turbine to facilitate internal communication when maintaining and overhauling equipment. High-quality service: International standard SIP protocol is not affected by distance or environment. Users can enjoy carrier-grade voice services.