Highly efficient and flexible, the HP Poly Savi 7220 headset elevates your calling experience. It features DECT wireless technology with an impressive 394ft. range. The noise-cancelling microphone ensures crystal-clear voice quality. The adjustable headband provides all-day comfort, while the Electronic Hook Switch offers ring alerts for added convenience. | HP Poly Savi 7220 Over-Ear Noise Cancelling Headset - Black