1)Revolutionary technology designed around the way your body works 2)Built-in speaker and microphone routes voices through the ear canal, reducing outside noise 3)Tiny size at only 33 x 41 millimeters 4)Comes with a chic, metal portable charging base 5)Headset up to approximately 1.5 hours of talk time nonstop and system can stay live without recharge for upto approximately 7.5 hours using the included portable charging base. 6)Comptible with any brand of Bluetooth enabled phone that supports headset and handsfree attachments 7)Allows you good connection upto 30 feet or about 10 meters away from a compatible Bluetooth enabled phone.