| Blueskysea Mini True Wireless Bluetooth4.2 In-ear Twins Stereo Sport Headset Headphone Earphone For Smartphone ( Black ) Type: Wireless Bluetooth4.2 In-ear Twins Stereo Sport Headset Noise Reduction: Yes Ear Coupling: In the Ear Music Time: one for 5-6 hours, and a set for 2-3 hours Standby Time: one for 120 hours, and a set for 60 hours Charge Time: 1 Hours Bluetooth Version: 4.2 Battery: Built in 65mAh Lithium Polymer battery |
