Phoenix Audio Duet Executive MT202-EXE - Manual (Page 9)

SPECIFICATIONS
Compatibility
Windows 95 and up, MAC OS, and Linux
Connectivity
USB connector – PC or Laptop connectivity
and power
2.5mm – headset connection
3.5mm connection – for external loudspeakers
or headphones
RJ11 connector – (accompanied cables
provided)
Size
3.75 in x 1.25 in x 4.5 in (W x H x D)
weight
0.55 lbs (with USB cable)
Power
USB power for PC and Laptop
(LED will illuminate)
External power supply included for phone only
configurations (when Duet is not plugged into
the PC)
Performance
Speech processing and echo suppression at
32KHz sampling rate
HD speaker audio (16KHz bandwidth)
Maintains audio performance of the PC for HiFi
audio applications when external speakers are
connected
Plugging in external speakers will
automatically turn off the internal loudspeaker
Audio
100% Full duplex performance – No attenuation (either
way) during full duplex
Acoustic echo cancellation >40 dB
High-end performance: conforms to ITU-T G.167
standard
Noise cancellation >10dB
Residual echo is suppressed to the environment noise
level to prevent artificial ducking of signal
Voice level equalization
Convergence speed 40 dB/sec
Tail length (200ms)
Convergence during full duplex (no recovery time after
full duplex)
Low delay (10 msec)
Bandwidth 20 – 7500 kHz for speech processing
maintains the soundcard bandwidth
Integrated loudspeaker
Mute button and loudspeaker volume
control buttons (LED will blink in mute
mode)
Four position gain setting for optimum adjustment of
signal level into the telephone