HBS800 2 in 1 Stereo Wireless Bluetooth V4.0 Headset (White) Type: Bluetooth Stereo Headset App-Enabled: Yes Noise Reduction: Yes Ear Coupling: In the Ear Music Time: Up to 6 hours Operating Range: Up to 10 meters Bluetooth Version: V4.0 Class 2 Bluetooth Profile: A2DP, AVRCP