SK Ultra-thin Sleep Headphones 5.3 Wireless Bluetooth Headset Invisible Earbuds Hidden In Ear Button Sports Earphones Waterproof

High-concerned chemical : None Shuke Model : MD528 Material : Plastic Width[mm] : 95 Depth[mm] : 105 Weight[g] : 80 Height[mm] : 30 Battery Capacity[mAh] : 300 Battery life up to[hours] : 480 Voice assistant built-in : Yes Maximum wireless range[m] : <10m NFC Technology : No Sound Isolating : Yes Category : Earphones & Headphones Max Output : 2 Number Of Drivers : 2 Charging Method : Charging case Magnet Type : Neodymium Driver Diameter : 14.2 Total Harmonic Distortion : 1 Impedance Range : up to 32 Ω Bluetooth Version : 5.3 Package List : User Manual,Charging case,Charging Cable Codecs : AAC,sbc With Microphone : Yes Is wireless : Yes Support APP : Yes Waterproof : Yes Line Length : 0.25 Frequency Response Range : 20 - 20000 Sensitivity : 125 Active Noise-Cancellation : Yes Volume Control : Yes Control Button : Yes Vocalism Principle : Hybrid Technology Wireless Type : Bluetooth Connectors : Type c Communication : True wireless Style : Tws in-ear headphones Resistance : 32 Support Memory Card : No Bluetooth version: 5.3 Available system: iOS/Android Battery capacity(case): 300mAh Standby Time: About 480h Charging port: Type-C Charging Voltage: DC 5V Headphone Charging Time: about 1h Bluetooth profiles: HFP/HSP/A2DP/AVRCP Low Power Reminder: Voice FAQ: Q: What should I do if the earphones doesn't connect to my device? A: Please delete the connection record and reconnect it with the mobile phone. Q: What should I do if one earbud have no sound while the other one is normal? A: Please place the earphones back to the charging case, then open the case and reconnect it to the mobile phone. If it doesn't work, please reset the earphones and try again. Q: Why the connection is not stable and cut out intermittently? A: 1. Please make sure there are no objects between the earphones and your Bluetooth device, and make sure Label:Yes