Bluetooth 5.0 Earbuds, True Wireless Earbuds with Charging Case HiFi Bass Earphones Built-in Dual HD Microphone (2.5 Hrs Playing Time, IPX5) Description Features: ✅ Pursuit Of The Ultimate Sound Quality ✅ With a team of highly skilled audio engineers, developers of Mijiaer dedicate to develop the perfect frequency balance in these wireless earbuds! Balanced armature driver was adopted for high frequency, delivering clear and brilliant treble. Dynamic driver operates in mid-low frequency, delivering lush and rich bass. Two types of unit are combined together to complement each other which provides superb sound quality✅ Built-in Dual Mic for HD Calling ✅ In order to satisfy the consumer experience, our engineers team condenses HD microphone technology into two earbuds. Both earbuds can receive and transmit call voice at the same time, which solves the problem that just one earbud can receive sound when talking.✅ Bluetooth 5.0 For Stable And Fast Connection ✅ The Bluetooth earbuds were adopted with the latest version of the Bluetooth 5.0 chip and a highly sensitive data transmission wireless device. Compared with Bluetooth 4.1 and 4.2, it has nearly doubled the speed, reduced the delay of the headphones, and improved the stability of the Bluetooth connection.✅ Humanized And Lightweight Design ✅ With eco-friendly skin-friendly materials, the headphones are compactly worn in the ear. Each earphone weighs only 0.14 ounces and won't fall off your ears easily, also it won't hurt your headphones.✅ Charging On the Go ✅ Built-in 45 mAh rechargeable lithium battery, when used one earbud alone, can last for 3 hours. When used with two earbuds together, it can work for 2-2.5 hours. The charging box was used 500 mAh lithium battery, which can provide 5 times of charging the earbuds. You can take it with you and charge your earbuds any time. Product Details: Handling We will ship all orders within 3 business day of payment. Delivery We Ship Outside of the Continental US. Return Policy All items qualify for returns within 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged. Feedback We take our reputation seriously, we buy and sell online, so we understand the value of trust. If you are unsatisfied with your order, please contact us and we will work with you to resolve it to your satisfaction.