Direct Connect Cables and Bottom Cords

Understanding Direct Connect Cables vs. Amplifiers:

When using any H-series headset, a Direct Connect Cable or amplifier is required to plug in between your headset and phone.  Using a Direct Connect Cable will save you money versus an amplifier, but an amplifier will provide optimum sound quality and volume controls.

Direct Connect Cable:
    Less expensive
    Easy to install into headset port
    Takes up virtually no desk space
    Limited to use with compatible phones only (Your future phone may not be compatible and require an amplifier)

Amplifier: (Plantronics M22)
     Compatible with most phones
     Battery or AC powered to provide optimal sound quality
     Speaker volume adjustment
     Microphone volume adjustment (Key point that Direct Connect Cable doesn't have)
     Lifting handset with each call may be required, depending on your phone

Corded Amplifier for Multi-Line Phones:          

          Plantronics M22 Vista Amplifier

The M22 is an updated version of the M12 amplifier which supports wideband headsets offering precision communication for both traditional and VoIP phones. The Vista M22 provides consistent and comfortable listening levels with enhanced echo management. When in Doubt, this amplifier will work with most desktop phones requiring an amplifier.      

Cisco VoIP:

            Plantronics Cisco VoIP Direct Connect Cable (26716-01)

                   This cable connects any H-series headset with compatible Cisco VoIP phones.

Avaya:

            Plantronics HIC Direct connect Cable (49323-44)

                   Connects any H-series headset with Merlin Magix phones.

            Plantronics HIS Direct Connect Cable (72442-41)

                   Connects any H-series headset with Avaya 9600 IP phones. 

Audio Processors USB for Computer Connections:  

Plantronics DA70 USB Audio Processor

                   Plantronics DA70 USB - audio processor that connects QD equipped headsets to PC

            Plantronics DA80 USB Audio Processor

Plantronics DA80 USB - audio processor that connects QD equipped headsets to PC. Has inline volume controls, mute, and call answer ability with compatible software.

            Plantronics DA90 USB Audio Processor

Currently for use with HW510D/HW520D digital headsets. Plantronics DA90 USB- audio processor that connects QD equipped headsets to PC that supports advanced headset inventory management.