AVer FONE540 - Expansion Speakerphone or Expansion Microphone Connection

5
Expansion Speakerphone or Expansion Microphone
Connection
FONE540 Speakerphone (firmware version 7000.44 or later) can daisy-chain up to 2 expansion
speakerphones or 4 expansion microphones.
Note:
• When you daisy-chain, the total cable length must be shorter than 40 m. If the total cable length
is longer than 20 m, connect the expansion speakerphones to a power source.
• The expansion microphone can’t be used alone.