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Phone in Connection Expansion
Speakerphone/Microphone Connection
Please purchase the expansion speakerphone and/or microphone directly from AVer or an AVer
reseller.
Expansion Speakerphone Requirements:
-
FONE540 Firmware version:
7000.34 or later
[Note]
The FONE540 can support up to two expansion speakerphones, however, the daisy-chain
expansion cable cannot exceed over 40m in total.
Please connect the power supply for the expansion speakerphone when daisy-chaining over
20m.
Please connect the power supply when upgrading the firmware for the expansion
speakerphone.
The expansion speakerphone cannot be used as the main speakerphone; it can only be used
with the FONE540.
The speakerphone/microphone cables will be included in the package contents when the user
purchases the expansion speakerphone/microphone.