Plantronics CS510 - Over-the-Head monaural Wireless Headset System – DECT 6.0

HIGH QUALITY HEADSET: Wideband audio quality with noise canceling technology and enhanced Digital Signal Processing which makes voices sound clearer and more natural SUPERIOR RANGE: Wireless multitasking is easy with DECT 6.0 technology, allowing you to clearly communicate up to 350 feet away from your desk LIGHTWEIGHT DESIGN: Sleek design for the most comfortable and lightest DECT headset on the market and includes one touch controls to answer or end calls LONG LASTING BATTERY: Offers 9 hours of talk time and features an energy efficient adaptive power system to conserve battery life .INCLUDES: Backed by a 1 year warranty and the box includes a monaural headset, over the head headband, charging base, base power supply, telephone interface cable, and quick start guide Wireless frequency: 900 MHz Gain mobility–multitask hands-free up to 350 ft One-touch call answer/end, vol up/down, and mute Noise-canceling microphone reduces background noise Advanced DECT wireless security Up to 13 hours of wireless talk time Headset system connects to office desk phones