Wireless Earplugs Bluetooth 5.3 In-ear Bluetooth Headset IPX3 Waterproofing Grade Intelligent Noise Reduction LED Power Display Charging Case Features: Product Name: Wireless earbuds Product color: Material: ABS Gross weight: 143g/0.315lbs Packing size: 14*7*5.5cm/5.51*2.76*2.17in Bluetooth version: 5.3 Connection range: 0-15m Input voltage: 5V 1A Nominal voltage: 3.7V Battery capacity: 300mAh Charging time: 1-2h Frequency: 20Hz-20kHz Waterproofing grade: IPX3 Product Description: Good sound quality comes from good quality. The speaker and metal diaphragm enhance the output, so that the sound is richer, like a pleasant and beautiful voice in the ear. Built-in new generation 5.3 Bluetooth chip to ensure wireless transmission, further improve communication efficiency. 15 meters connection distance, the connection is stable, not easy to disconnect. Equipped with a large capacity battery charging case, a charge can be used for a whole day, long battery life. Anytime, anywhere, whenever you want. Small and convenient, easy to carry at any, music is never far away. IPX3 rating. Whether it is really sports, sweating, swimming, bathing, you can use it to your heart's content and listen to it all the. Double ear noise reduction call, clearer voice. Suitable for devices with Bluetooth function, mobile phones, tablets, laptops can be used. Package Include: 2* Wireless earbuds 1* Charging case 1* USB charging line 1* Specification