lightweight 13g Earaku open ear Air conduction earphones that do not block your Bluetooth earphones that allow you to hear surrounding Bluetooth AAC

【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. [The lightest weight in the industry] The weight of the bluetooth earphones is only 13g, and the wireless earphones feel so light that you will forget they are wearing them. Made of soft material, it is gentle on the head and provides a good fit when worn. The behind-the-ear style provides a secure fit while minimizing strain on your ears. This unique design combines fashion and functionality, allowing you to not only enjoy your music but also use it as a stylish accessory. You won't get tired even if you wear the ear fans for a long time. No interference between glasses and earphones! Perfect as a gift for your dearest friend or lover, or as a reward for yourself who work hard every day! [15 hours of continuous playback / Bluetooth 5.3 instant connection] Earaku open-ear earphones are equipped with a fast charging function using Type-C charging, and can be fully charged in 1.5 hours. When fully charged, you can play for 15 hours if you set the volume to 30%, 13 hours if you set the volume to 50%, and 10 hours if you set the volume to 100%. Suitable for daily activities such as going to school, commuting, housework, reading, etc. Compatible with Bluetooth 5.3 and AAC/SBC codecs, you can enjoy high-quality sound on various devices such as iPhone and Android. You can connect instantly with low latency, and you can use it with confidence within a range of 10 meters. You can connect two smartphones at the same time without having to switch between connections! [Air conduction that does not block your ears / Easy operation] Open-ear earphones do not have the feeling of obstruction like normal Bluetooth earphones. The ear holes are open without blocking your ears, so you can use it comfortably without putting any strain on your ears. There is no itchy vibration or pressure sensation of bone conduction earphones, and you can relieve yourself from vibrations and pressure. Compared to just 7 hours of continuous playback with Kotsudendo earphones, you can play up to 15 hours continuously! Enjoy your favorite music all day long! The buttons on the headset and earphones are easy to operate, allowing you to switch music, answer calls, etc., and can be easily operated with one hand for good operability. It is easy to use even for beginners and provides a comfortable user experience. [Equipped with ENC microphone noise reduction and sound leakage suppression function] Earaku Bluetooth earphones use ENC environmental noise canceling. This technology effectively suppresses surrounding noise during calls and provides clear, high-quality audio. Your voice can be heard clearly, especially in noisy or windy environments. The open earphones feature innovative sound leakage suppression technology, which greatly prevents sound from leaking into your surroundings. Designed to fit snugly in your ears, they provide a high-quality sound experience while minimizing sound leakage. Therefore, you can enjoy music and calls without worrying about your surroundings, even in public places or in quiet environments. If you turn the sound above 80%, there will be some sound leakage. It is best to lower the volume of your Bluetooth earphones or refrain from using them. [Applicable to a variety of life situations, packaging, and comprehensive after-sales support] Earphones that don't block your ears, and are your life assistant to help you live a better life. While enjoying music, you won't miss your child's voice while doing housework or childcare. Even when you are out, you can notice dangerous sounds such as the sound of a car running. Included items: Earphone wireless body *1 Type-C charging cable *1 Japanese instruction manual *1. We will support your comfortable shopping experience. If you have any concerns, please feel free to contact us. We will respond to your various requests with full support. (*Amazon homepage ＞ Order history ＞ Contact seller)