Easy to use Quicker connection Reduced interference Better audio Bluetooth 2.0 Up to approximately 8 hours of talk time Up to approximately 150 hours standby time Small, lightweight, and comfortable to wear for long periods of time Immediate low power mode when not in use to conserve battery life Enhanced comfort of the earpiece Mute and 3-way calling Works up to 30 feet/10 meters away Can turn off LED feedback Dimensions: 59 x 28 x 19 mm (2.32 x 1.10 x 0.75 in. ) Weight: 17 g (0.60 oz. )