Cordless headset features DECT 6.0 technology to provide high-quality voice and sound with an extended range without interfering with wireless routers. Its advanced antenna and noise-filtering technology provides up to a 500 range for clear conversations away from your desk. Secure magnetic charging cradle eliminates the need to plug in any wires for simple operation. Multiple wearing styles provide a comfortable fit for any mood. Five-level audio volume control lets you hear exactly what you need in any environment. Headset is designed for VTech or ATT phone systems (sold separately).