Wireless Mini Headset Bluetooth 5.2 Sport Headset Portable Charging Box Product Description: This true wireless Bluetooth earphones feature Bluetooth 5.2 chip, automatic boot pairing, built-in active noise reduction IC, HD call and large capacity lasting battery life. This product features 14.2 graphene diaphragm, alloy sound-transmitting network, high-fidelity sound, intelligent noise reduction, 108dB sensitivity, oxygen- copper voice coil. Two Connection Methods: / double to use, ear listening to enjoy alone, listening to HiFi stereo in both ears. Smart Touc-h Operation: Automatic power on/off / reject / last song / song / call. It ensures 5.0 Bluetooth game without delay, and the cabin can be used as a mobile phone bracket and mobile phone emergency power supply for multi-function use. Headphones support fingerprint smart , reject push button With IPX6 rating, don't worry about rain and sweat Binaural HD call, 5.2 automatic boot pairing, CVC8.0 built-in active noise reduction IC. parameter: Bluetooth version: 5.2 (Binaural call) Support protocol: A2DP, AVRCP, HFP, HSP, SPP Working temperature: -10 ° — 55 ° Charging voltage: 5V-500MA Headphone speaker: φ8mm Headphone battery capacity: 50MAH Storage box battery capacity: 2000MAH Transmission distance:> 10m Operation: fingerprint Talk time: 4-5 hours Play time: 4-5 hours Headphone charging time: 1 hour Storage box charging time: 2 hours Support system: all Bluetooth-enabled devices and mobile phones Package Included: 2x headphones 1x data cable 1x charging compartment 1x instruction manual 3 pairs of earmuffs