Plantronics HIC-10 Direct Connect Cable
 
Plantronics HIC-10 Direct Cable is compatible with:
Definity 6416D+M
Definity 6424D+M
Definity 4610SW Telephones
Many more…
           
About Direct Connect QD Cables
 
Direct Connect Quick Disconnect (QD) cables enable you to connect your H-Series headset directly to your desk phone – no amplifier or audio processor required. In order to be able to use a direct connect cable, your phone must be headset ready.
TECH TIP: The plastic modular clip on the end of the cable is smoke colored
TECH TIP: Avaya headset compatibility guide
 
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 each call may be required depending on your phone