​Features:HD Music EnjoymentComfortable Wearing - Ergonomic and flexible in-ear designClear Hands-free Phone CallAdopting advanced Bluetooth V4.2 to ensure the stabilityMagnetic absorption earbuds prevent the headset from falling when walking or doing exercisesWide Compatibility - It is widely compatible with phones, notebook computers, desktop computers, iPad, tablet PC, and other devices with Bluetooth functionSuper Long Playing Time - After being charged to full, this sports headset can play music for 4-5 hoursSpecifications:Rainwater and sweat proof                                            Power display                                             BT Version：4.2                             Transmission Range：10M                    Playing Time：4-5h                                          Built-in Voltage：3.7V                  Charging Time：2h                            Standby Time：360h                    Battery Capacity：90mAhCharge Port: Micro USB Package Included:1 x Bluetooth Headphone1 x USB Charging CablePacked Safely in Bubble Bag.