2CH Dual Audio Output Bluetooth Receiver Headset Headphone with Mic for iPhone iPad Smartphone Black Type: Bluetooth Stereo Headset App-Enabled: Yes Noise Reduction: Yes Ear Coupling: In the Ear Talk Time: 10hours Standby Time: 200 hours Charge Time: 1 hour Bluetooth Version: 2.4GHz Bluetooth 3.0 + EDR
