Xiaomi X31 Bluetooth Wireless Touch Control Headphones HiFI Stereo Waterproof Earphone TWS Sports LED Display Headset with Microphone

High-concerned chemical : none Material : Plastic Weight[g] : 135 Battery Capacity[mAh] : 500 Battery life up to[hours] : 7 Voice assistant built-in : Yes Maximum wireless range[m] : 10m-20m Category : Earphones & Headphones Max Output : 1mW Number Of Drivers : 2 Driver Diameter : 20mm Total Harmonic Distortion : 1% Bluetooth Version : 5.3 Package List : User Manual,Charging case,Charging Cable Features : With microphone,Active Noice Cancelling Codecs : AAC With Microphone : Yes Is wireless : Yes Waterproof : Yes Line Length : 1m Sensitivity : 123(123)dB Plug Type : NONE Function : For Mobile Phone,HiFi Headphone,Sport,For Outdoor,For Office,For Sleep Active Noise-Cancellation : Yes Volume Control : Yes Control Button : Yes Vocalism Principle : Hybrid Technology Wireless Type : None Connectors : None Communication : WireLess Style : Tws in-ear headphones Certification : NONE Origin : Mainland China Brand Name : DIXSG