- Two headset jacks for agent and supervisor
- Flash time adjustment switch
- Receiving volume control
- Transmission volume control
- Tone controller to quality low and high sound
- Mute switch for temporary call suspension
- Last number redial
- Repeat dial
- Simultaneous call selection
- Extension jack to the other phone and modem
- Recording jack for external recorder
- LED light in use
- Mute switch (LED light) for agent or supervisor
- CE , FCC & RCM approved.