Bluetooth Earphone Power Digital Display Noise Reduction Wireless EarphoneFeatures: This true wireless Bluetooth headset uses Bluetooth 5.1 chip, automatic pairing power-on, built-in active noise reduction IC, high-definition call, large-capacity and long-lasting battery life. This product uses 14.2 graphene diaphragm, alloy sound transmission network, intelligent noise reduction, 108dB sensitivity, oxygen-free copper voice coil. Two connection methods: single/dual free use, single ear listening exclusive, binaural listening HiFi stereo. Smart operation: automatic power on/off/answer/reject/previous/next/call Mobile Assistant. To ensure that there is no delay in 5.0 Bluetooth games, the electric cabin can be used as a mobile phone holder and a mobile phone emergency power supply. The headset supports fingerprint intelligence and refuses to press keys Possess IPX6 waterproof rating, not afraid of rain and sweat Binaural high-definition call, 5.1 automatic power-on pairing, CVC8.0 built-in active noise reduction IC.Product Description:Bluetooth version: 5.1 (binaural call)Working temperature: -10 55Headphone speaker: 8mmHeadphone battery capacity: 50MAHTransmission distance: 15mOperation: FingerprintTalk time: 4-5 hoursPlay time: 4-5 hoursThe number of times the earphone box can be charged: 40 timesCharging warehouse capacity: 2000 mASupport system: all devices and mobile phones that support BluetoothSingle ear weight: 3gDisplay battery percentagePackage Included:2x headphones1x data cable1x charging compartment1x instruction manual