Comfortable And Secure Fit】Design by ergonomics, the 3-point-supported principle will let the headset fit your ear firmly, the lightweight material provide safe wearing without pain and the ears won't feel discomfort after you wear long time. 【Super Clear Voice For Talking】Aminy HIFI bluetooth headphones adopted unique acoustics and music technology bluetooth 5.0 chipset, produce an astonishing crisp and clear sound feast, ensure you enjoy the Hi-Fi Music Sound. Aminy true wireless headphones built-in omnidirectional microphone and adopts single ear design,smoothest transmission and most stable connectivity,ensure super clear voice For talking. 【Two Batteries】Each battery can support 8 hours talk time and take like 1~2 hours to full recharge. Support your commuting, unwinding at home, or doing your fitness routine how long you want. 【IPX6 Sweatproof Bluetooth Headphones】Aminy wireless earbuds with inner nano-coating material to prevent water/sweat from penetrating and damaging its sensitive component. Aminy sport bluetooth headphones perfect for outdoor activities like running, cycling, hiking, yoga,camping, gym exercise and travelling, etc. 【Wide Range Of Application】Aminy bluetooth headsets engineered to work optimally with Android/iOS/Windows smartphones and other Bluetooth enabled devices,it supports all the Bluetooth devices, such as laptops, tablets, Smart phones, PC and cellphones. You could buy it as present to your husband/wife/parent/friend who always listen to music or answer the calls.