wireless earphones over-the-ear earphones bluetooth one ear earphone bluetooth f [2024 Bluetooth5.4+30H continuous playback]

【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. *Please note* Only Masumasu stores have acquired Japanese GITEKI electrical certification and sell genuine products with the certification mark.The products sold at other stores, pingjiangjinniutianhe, are fake, without certification qualifications or certification marks, and do not come with Japanese instruction manuals. Only products purchased from Masumasu meet Japanese electrical safety standards, and we provide one year of after-sales service. Thank you for your understanding. [Bluetooth 5.4 new technology provides next-generation wireless connectivity] Our open ear earphones have been upgraded from the previous version to Bluetooth 5.4 technology, which allows for more stable and faster connections. Sound skipping and sound cutout can be significantly improved.It maintains a strong connection within 10-20M and improves transmission speed and capacity, delivering punchy bass and high sound quality resolution.This allows you to enjoy deeper bass and amazing sound quality, providing an immersive listening experience.Privacy is also ensured, so you can use it with confidence.The transmission distance can reach 10M~20M (without obstacles).After the first use, it has automatic memory and can automatically connect the next time you start up the product, eliminating the need for complicated manual pairing. [Ergonomic design & for both left and right ears] This one-ear earphone is ergonomically designed to be super lightweight (14g), so it won't put any strain on your ears even when used for long periods of time.The soft silicone earpieces conform to the shape of your ears and provide a comfortable and stable wearing experience while exercising.Additionally, it can be rotated 180 degrees and can be worn on either the left or right ear.These earphones use completely new technology to break through the limitations of traditional Bluetooth earphones and improve the shortcomings of bone conduction earphones.Air conduction earphones use a different technology that allows them to pick up surrounding sounds and reproduce a more natural sound field. [Hi-Fi high sound quality & ENC noise canceling for clear calls] Original and carefully developed acoustic technology is condensed into