Sleeping Earphones for Wireless Bluetooth Earphones for Day and While Android Bluetooth Automatic Long Playback Time Headphones, Sleeping, Earphones,

【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.

[About clocks that synchronize time via radio waves] The function of clocks that synchronize time via radio waves only works in the Japanese area. Please be careful. Sleeping earphones that don't hurt even when you lie down with them on. These specially shaped sleeping earphones are designed for sleeping so that they don't stick out of your ears. Say goodbye to discomfort and pain. Perfect for you. You want to listen to music while lying down. You want to enjoy your smartphone or games while lying down. You don't want to put earphones deep in your ears. You want to reduce discomfort when wearing them. Earphones are easy to fall out. These sleeping headphones are designed for a comfortable sleep and do not stick out of your ears. Specially shaped wireless earphones designed for a comfortable sleep. Ultra-lightweight and reduces strain. Ultra-thin design that fits the recess of the ear and does not stick out of the ear. Ultra-lightweight type at only 2.5g, it does not fall off even when lying down while preventing pain and a feeling of sealing. Built-in microphone. Can be used for calls. Relax before bed with these sleep earphones. High-quality, comfortable music listening. We deliver clear sound quality with reduced noise and abnormal sounds. Listen to music before bed to relieve the fatigue of the day and have a wonderful morning. Approximately 5 hours Compact yet with an overwhelming battery life! Long playback time for long calls and long distance travel. Continuous playback time is approximately 5 hours. Earphone charging time and case charging time are approximately 1 hour. Type-C that is hard to break and easy to insert. Stable charging is possible unique to Type-C. BLUETOOTH 5.4. Equipped with the latest version. Faster pairing and more stable connection than ever before. The latest version makes wireless more comfortable. Perfect for carrying around. Lightweight and compact. Easy to carry and less strain on the ears. Ultra-lightweight earphones, about 3.5g (one ear). [OK to use while sleeping] The latest wireless earphones with Bluetooth ver5.4. They won't hurt you even when you lie down, and they won't fall out easily! The LCD screen shows the remaining battery level. Comes with a Type-C charging cable. Product details Bluetooth specifications ver5.4 Frequency diffusion method / frequency range GFSK / 2.4GHz Transmission output / communication distance class2 / 10m Compatible profiles HFP, A2DP, AVRCP Built-in battery Lithium polymer battery 30mAh (earphone) / 200mAh (case) Charging 5V / 1A (USB charging / Type-C) Charging time 1 hour (can be charged about 300 times) (※ A, B) Continuous use time 5 hours (※ A) Size Approximately W2.5 × D1.2 × H2.5cm (earphone) Approximately W5.7 × D4.5 × H2.5cm (case) Weight 3.5g (earphone) / 25g (case) Main material ABS Set contents 1. Charging case, 2. Earphone L, R, 3. USB charging cable (Type-C), 4. Japanese instruction manual (PDF / QR listed on the back of the package) Notes (※ A) ... Varies depending on the usage environment / (※ B) ... Built-in battery cannot be replaced