Salespeople, customer service representatives, and other businesspeople who are on calls all day will appreciate the comfort and design of the Logitech H650e. Sophisticated in both appearance and technology, the H650e delivers clear audio with features such as acoustic echo cancellation and a noise-cancelling boom mic. It's all intended to make your calls as productive and comfortable as possible. Attention to detail is what distinguishes the Logitech H650e Headset. It's perfect for people who care about design touches like intuitive inline controls for adjusting volume and a bright LED light that lets others know you're on a call. Choose H650e Mono or H650e Stereo for one or two speakers.