Top-of-the-line model that offers all-day comfort and superior sound quality. Lightweight over-the-head single earpiece design for comfortable extended-wear use. Quick Disconnect feature lets you walk away from the phone while still wearing the headset, while the voice tube technology improves voice clarity. 

Features:

• Designed for Cisco IP Phones 7940, 7960, 7970
• Single earpiece headband style 
• Noise-canceling microphone 
• Adjustable Soft ear cushions for all day comfort 
• Superior voice tube technology
• Swivel voice tube
• SES tone switch
• Click-stop headband
• Flexible ear piece
• Adjustable clothing clip
• Black and gray
• Extra voice tube included (29960-01)