The earbuds take about one hour to fully charge and can be used continuously for 4 hours; The charging case takes about 1.5 hours to fully charge and can charge the earbuds up to 6 times; True wireless bluetooth earphones with up to 30 hours of working time, enjoy music all day. Lightweight and Portable Design : Each earphone weighs only 4.5 grams and is the size of a coin. When they snug your ears, you won’t feel their presence at all, free- worry about any restraint or pressure. Coupled with its sleek and compact charging box, the total weight is less than 50g. IPX8 Waterproof : Earbuds which prevents rain, splashes and sweat from permeating the internal components. You can wear them to meet various use scenarios, such as running, jogging, yoga, hiking and traveling and so on. Wide Compatible : These mini earphones are compatible with most Bluetooth-enabled devices including iPhone and most Android smartphones, tablets, laptop computers, and more. Ergonomic Design : equipped with 3 silicone caps, designed for different ear shapes to ensure a comfortable fit; One-step Pairing & Bluetooth 5.0 : Take out the wireless earbuds and they will automatically turn on and connect to your phone, bluetooth 5.0 providing fast pairing and signal transfer. Easy to Carry : compact design allow you to put it in your pocket or bag when going out, Never worry about taking up space, just easily carry it anytime, anywhere. FAQs: Q1: Why can't I hear the call sound when I touch the iphone to answer the call with the E302 wireless headset? A1: If we answer the call by touching the iphone screen, the default answering channel is through the iphone itself. We need to touch the "audio icon" and change it from iphone to E302 Q2: How long can the wireless bluetooth headset work with the headset case? A2: No problem all day long, the earphone box can charge the earphone 5-6 times Q3: Can I wear headphones for swimming? A3: Our earplugs can prevent splashing and sweat, and cannot be worn while swimming Q4: Is the connection between the headset and the mobile phone stable? A4: Stable within 10 meters, sound quality is also very good Q5: Why can't my earphone box charge the earphones? A5: You may need to remove the insulating film on the bottom of the earphones before you can charge the earphones. Try it out. Q6:Why can't an earbud be connected even if it is charging? A6:It may be that there is no connection between a pair of earbuds. Restore the factory settings of a pair of earbuds and try pairing and connecting again.(Explanation: When you take out a pair of earphones or a single earphone from the earbuds case, the indicator light of the earphone is in the state of flashing red and blue lights alternately. You need to keep pressing the earphone until the indicator light of the earbuds changes from the state of flashing blue and red light. Turns into purple, which indicates that you have completed the factory reset of the earbuds) Q7:Why a single earbud doesn't work? A7:It may be that a single earbud does not enter the matching mode. How to make a single earbud work? You only need to press and hold the single earbud for 5 seconds. At this time, the indicator light of the earbud flashes alternately in red and blue, indicating that the earbud is in the matching mode. earbuds are working