Plantronics CS351N Wireless Headset w/ Handset Lifter

Features: Walk and talk up to 300 feet away from your desk, Extended 10 hour talk time, Fast recharge to 80% capacity in just over an hour, Your calls are secured through 64 bit digital encryption, Noise canceling microphone cuts 60-70% of background noise, Monaural single speaker design allows coworker communication, Answer and end calls when you're away from your desk with handset lifter included, Integrated busy light (Additional Online Indicator available), Mute button allows for private, off headset conversations.