Description
- Uninterrupted call: the mainframe is able to display calls from multiple
- extensions, and memorize them. Extensions can perform incoming calls in all
- status, such as being standby, talking and broadcasting
- Hands-held call intercom with a hands-held caller, the extension can realize call,
- call release, intercom and LED display
- Duplex intercom is available between the mainframes. LED channel of mainframe
- can choose indicator light flash, and music is on promptly.
- Group call function. The mainframe can realize calls to intercom with partial
- extensions at the same time
- Volume setting up
- Corridor display
- Many kinds of extensions for optional according to your need
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