Over-the-Head OR Over-the-Ear design
Dual Adjustable 'T-Pad' headband design
Ultimate comfort Over-the-Ear design
Monural
Noise Cancelling Mic
Best-in-class audio performance
Sound output optimized for human voice
Anti-twist Boom Mic prevents "voice fade"
Cloth Lapel Clip
Quick Disconnect
Requires Plantronics Amplifier to connect to phone