NoiseHush N525-10748 Blue Edge Bluetooth Headset Type: Bluetooth Headset Ear Coupling: Over the Ear Talk Time: Up to 5 hour(s) Standby Time: Up to 100 hours Charge Time: 2 to 3 Hours Operating Range: 30 Feet Bluetooth Version: 2.1 Dimensions: 2.11 x 0.53 x 0.24