• Support LINE IN / OUT analog interface, connect external communication terminal through 3.5mm audio cable,
    support video conference system, multimedia communication system, UC unified communication platform, VPN
    platform voice support.
  • Support to connect mobile phone terminal through 3.5mm audio cable, support mobile phone hands-free
    conference call.
  • Cooperative office function for multi-party calling: Multi-party conference function integrating USB network
    communication and analog audio interface communication, which can extend video or web conference to mobile
    phone network.
  • Support speaker signal output through 3.5mm interface, connect to external mixer and audio system, to achieve
    local sound reinforcement to meet the needs of larger venues, at this time can support 150 square meters of
    conference room. This function is suitable for USB connection status.
  • Speaker volume reaches 95dB, 16-level speaker volume digital adjustment.
  • Key functions such as off-hook, on-hook, microphone mute, volume up and down, speaker mute, etc.
  • The echo cancellation function can be turned off, and the multi-channel microphones are output to external video
    terminals, computers and other communication terminals through intelligent selection and noise reduction.


CH-310 is designed for small offices and home offices. It is easy to set up and operate. This multi-function device can conference, hold or mute. It offers an auxiliary audio port that allows for external devices to connect to the conference phone. The beautiful LCD display is of 4 Line with ivory white backlight. It has dynamic noise suppression, automatic gain control, voice band equalization and intelligent microphone mixing.


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