Full Duplex Conference Telephone
- Full Duplex Conference Telephone
- Cortelco Full Duplex Conference Phone
- Lcd With Caller Id
- Hifidelity Audio Amplifier
- Redial
- Hold
- Mute
- Flash
- Dsp Line Echo Cancellation > 20db
- Dsp Acoustic Echo Cancellation > 50db
- Bidirectional Noise Suppression Purifies Voice Signal From Both Parties > 18db
- Brand: Cortelco
