Wireless Bluetooth In-Ear Earbuds Headphones Wireless Headset Noise Cancelling Main Features: 【BLUETOOTH 5.0 Headset】: Thanks to Bluetooth 5.0 wireless headset audio technology and enhanced voice. It is suitable for mobile calls, music streaming and GPS directions etc. 【HD voice support】: Bluetooth V5.0 headset built-in HD microphone. Uses sensitive microphone to recognize voice, reduce sound interference, clear and comfortable, provide clear and natural sound, let you enjoy music and clear phone calls anywhere. Just like face to face communication. 【Sweatproof and Dustproof】: The Bluetooth 5.0 headset is sweat-proof and -proof. Whether in the gym, outdoor sports are, and the music is . Don't worry about sweating a lot. Music with me "on the move", IPX5 sweat-proof and-proof. 【FIT and COMFORTABLE】: The Bluetooth 5.0 headset can be inserted into any ear, and can be twisted and twisted to ensure a firm fit. Lightweight, comfortable, snug, secure and tailored, you can wear it for hours at a. A unique carrying case protects the helmet from damage and loss. 1.Charging box part: Product size: φ65mm*115mm Product weight: 64 grams Working voltage: 3.7 V Charging current and voltage: Charging input voltage 4.75V~6.5V. Charging current 0.5A Charging interface: Tyte-c USB interface Charging time: about 1 hour Full time: about 1 hour Charging indication of charging box: LED Cycle times of charging the earphone: about 5 times 2.Headphone part Product size: Headphone: 29*78mm Product weight: 13.5 grams per headset Working voltage: 3.7 V Headphone low battery prompt voltage: 3.3 V Playing time: about 10 hours Charging voltage: DC 5 V Charging interface: the charging copper pillar contacts the charging box for charging, with magnetic attraction Charging time: about 1 hour Headphone charging current: 80mA Automatic shutdown without connection: 3 minutes Support mobile phone display headset power Support microphone call noise reduction Key operation: 3-key Packing list: 1x Earphone 1x Charging case 1 x USB cable; 2 x Earplugs (Big small); 1 * charging box;