Jiwuzhineng sleeping phone wireless sleeping earphones upgrade Bluetooth 5.3 It doesn't hurt wireless earphones sleeping phone earbud Ultra small

【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction.

【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary.

【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product.

【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer.

[Comfortable and safe to wear, no ear pain] Our sleeping phone wireless is very small and lightweight, each ear weighs only 2.7 grams, made of super soft material and ergonomically designed. Earbuds are designed for sleep. Even if you sleep on your side, your ears won't feel pressured, making it very safe. Three sizes of ear cups and tips (S/M/L) are available to ensure that the Sleep headphones fit properly in your ears and provide a fatigue-free listening experience. [Efficient Sound Isolation] Our sleeping headphones go deep into your ears, providing excellent fit and sound isolation. There is no sound leakage inside the sleeping earplugs, and external noise can be effectively blocked, achieving a noise reduction effect of up to 24 decibels. When you sleep with earphones, you can enjoy music comfortably without being disturbed by surrounding noise or your family's snoring, giving you a better sleep experience. [Extremely Long Lifespan] Our sleep earbuds provide up to 4.5 hours of wireless playback on a single charge, and the included charging case can extend the playback time to 27 hours. You don't have to worry about its longevity even if you are out all day. When it runs out, you can fully charge it in 2 hours using the included USB-C cable. [Bluetooth 5.3, One-Step Connection] Our Bluetooth sleep earbuds do not require an app, and after pairing with your smartphone for the first time, they will connect automatically when you take the earbuds out of the charging case.I'm coming. The left and right earphones can be used independently, and you can easily switch between mono/binaural mode. Bluetooth 5.3 technology provides a more stable signal connection that is less likely to skip or drop out, so you can listen to music or continue making calls without dropping calls. [Simple and Convenient Operations] Our Bluetooth sleeping phone wireless supports smart touch, providing convenient operations such as music pause/play, volume adjustment, previous/next song, reject, disconnect, call, etc.You can enjoy calls and music while driving, commuting, working, or exercising in various cases.We offer a one-year warranty, so if you have any questions, please feel free to contact us.