New R539 Stereo Wireless Bluetooth 4.1 Headset Headphone Earphone Universal Type: Bluetooth Headset Noise Reduction: Yes Ear Coupling: In the Ear Talk Time: Up to 4.50 hour(s) Music Time: Up to 4 hour(s) Standby Time: Up to 95 hours Charge Time: About 2 hours Operating Range: about 10 meters
