Poly 84691-01 Plantronics TDSourcing CS 510

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: 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