Modulation
Operation
Test Modes
Audio Monitor
Guard Tone
72
Full-or Half-duplex 14400 bps with 9600,4800,2400,
and 1200 bps auto fall-back
Analog Ioopback, local digital Ioopback, and remote
digital Ioopback
Built-in speaker, with software-controllable volume
control
550/1800 Hz
TECHNICAL SPECIFICATIONS - A