Duet Executive Conference Phone 
 The DUET Executive can be utilized in a number of configurations. In its most simple, a USB interface to the PC powers the speakerphone. More sophisticated options include connecting the Duet to IP Phones, POTS and even cellphones through available headset connections.
Duet connectivity to any to these phones and the PC gives users the advantage of conferencing VoIP callers together with standard callers. Last, users have the option of connecting their headset to the Duet for private communication, such as required in IP Call Centers, or public spaces.
The DUET enhances the user experience with many PC applications: VOIP, softphone, webconferencing, distance learning, instant messaging, sound recording, telemedicine, etc. Furthermore, the Duet can improve your telephone's or cell phone's speakerphone performance as well.
Lightweight and sleek design, the Duet has redefined the standard
in speakerphones for the desktop and revolutionized audio
performance for laptops on the road.
DUET Executive Conference Phone Features:
- Size: 3.75" W x 1.25" H x 4.5" D
- Weight: Carrying with USB cable : .55 lbs
- Power: USB power for PC and Laptop (LED will illuminate)
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)
Performance:
- Speech processing and echo suppression at 16KHz sampling rate.
- Maintains Audio Performance of the PC for HiFi audio applications when external speakers are connected. will automatically turn off the internal loudspeaker.
Connectivity:
- USB: PC or Laptop Connectivity
- 2.5mm: Headset Connection
- RJ11: Connect to IP Phones, POTS phones and cellphones
through the telephone's headset
- 3.5mm: External Loudspeakers (full bandwidth), headphone
- DC: For telephone/ cellphone only configurations
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