[2024 Popular Design Gold Award] SONRU wireless earphones bluetooth 5.3, bluetooth Earphone Hi-Fi sound quality 40 H playback instant connection ENC

【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.

HiFi Stereo Sound (Wireless Earphones bluetooth): Equipped with 13mm speaker and 3-layer composite diaphragm, the bluetooth earphones provide bright treble, powerful bass, and clear midtones for a music listening experience.improve.Earphones wireless Bluetooth with built-in microphone technology can enhance your voice during calls, ensure clear audio, and enjoy hands-free calling while exercising. LED Power Indication and 40 Hours Playtime: The digital LED display on the earbuds wireless charging case shows the charging level of the case and wireless earbuds.The LED light will flash from 1 to 100 when the case is charging, and the L&R bar will flash when the Bluetooth headset is charging.The wireless earbuds can be used for up to 8 hours on a single charge, and can provide up to 40 hours of music playback when used with a 300mAh capacity charging case. One-step pairing and smart touch control: Once the first connection is successful, just take the S57 wireless Bluetooth earphones out of the charging case and they will connect automatically, making your music life easier.Intelligent touch control earbuds give you precise control over music, calls, volume, and voice assistants.Everything you need is at your fingertips, no adjustments needed on your phone, and it's easy to use. Latest 5.3 Bluetooth Earphones Wireless: Equipped with Bluetooth 5.3 technology, S57 wireless headset provides faster and more stable signal transmission.So you can listen to music or make calls within a range of about 1000 meters (without interference) without getting disconnected. Ergonomic design and high compatibility: SONRU wireless Bluetooth earphones are ergonomically designed with fit and comfort in mind.We offer earphone sizes S-M-L to perfectly fit all ear shapes and sizes.The in-ear curved design allows you to wear the earphones more comfortably without worrying about them falling off during outdoor sports.The earbuds are compatible with a variety of devices including mobile phones, smart TVs, tablets, and laptops. Contents: Charging box *1, earphones (L&R) *1, charging cable *1, spare ear caps *2 pairs, manual.SONRU offers a 12-month warranty and lifetime technical support.If you have any problems with this product, please feel free to contact us