Plantronics HW510-CIS is a Cisco IP phone Compatible Headset. it's certified to work with all Cisco IP phone models 69xx, 79xx, 89xx, 99xx just to name a few. This headset package comes complete with a Cisco compatible adapter cable. HW510-CIS is a monaural (single ear) headset complete with soft ear cushions to reduce ear fatigue. It has a built-in noise canceling microphone to eliminate unwanted background noise. Plantronics HW510-CIS is built with metal joints improve reliability.

Certified compatible with Cisco IP model phones:

Cisco IP 69xx
Cisco IP 78xx
Cisco IP 79xx
Cisco IP 88xx
Cisco IP 89xx
Cisco IP 99xx

Key Features:

• Includes direct cable for the Cisco IP phones
• Noise canceling mic - eliminating unwanted background noise
• Plantronics Quick Disconnect allows easy walk away convenience
• Visual positioning guides enable precise and quick microphone positioning
• Wideband audio delivers richer, clearer conversations
• SoundGuard technology protects from noise spikes
• Laser welded construction and metal joints provide unbeatable toughness Extraordinary Service
• Plantronics 2-year warranty

<= This headset comes with a Cisco Modular Connection at the end. It plugs directly into your Cisco IP telephones headset port. No amplifier and additional cords are required.

For more detail information see Plantronics HW510 datasheet

Optional Plantronics HW510-CIS parts:

Plantronics EncorePro Headband Support Pad

Plantronics HW510, HW520 Foam Ear Cushions (qty 2)