Plantronics Vocalyst, your voice will handle everything. Imagine Vocalyst is an assistant built into the M1100 headset. When you want to do something and you need your hands free, simply call Vocalyst using voice commands, say what you want and go. You can answer and listen to emails or SMS messages, record reminders and even update your Facebook status with the simple aid of his voice. You can customize the package, and M1100 Vocalyst to indicate the language you want.