Product description:Bluetooth Headset, Sports Wireless Binaural Stereo Running Earbuds Metal Magnetic 4.1, Intelligent compatibility, Suitable for Sports&ExerciseSpecifications:Color:BlackBluetooth version: Jianrong V4.1Play time: 3 HStandby time: 120HEffective distance: 10MComplete weight: 88gPacking size: 10.1*2.1*14.1cmProduct color: black, white, rose goldFeatures:1. Listening to songs and calls, supporting listening to songs and making calls,2. Caller ID number, last code callback, full intelligent Chinese and English tone prompts, power on, pairing, power off and off the phone, etc.3.mobile phone has a power display, you can watch the power of the headset at any time, don't worry about the lack of power in the headset, let you live without worry;4. Each time the Bluetooth headset is connected to the phone, the Bluetooth headset will automatically connect back to the phone when it is turned on, which is convenient and faster.5Intelligent compatibility: support all mobile phones with Bluetooth function, tablet, notebook, sing, QQ music, movies, etc.packing list:Bluetooth earphone X1Your satisfaction is our only wish. If you have any questions about our products, you can contact us about our products, or you can contact us