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Sleep Earbuds invisible Small Bluetooth Earbuds Mini Wireless Earbuds Comfortable Noise Blocking for Side Sleeping Home Work About this item Get a Great Nights Sleep - Arikasen sleep earbuds is made of ultra soft skin-friendly silicone, comfortable and soft wearing experience help you relax and fall asleep faster. Even if you keep it in ear for a whole night, you will not feel uncomfortable. 【Connectivity Stable and Bluetooth V5.3】 Bluetooth V5.3 chip and true wireless technology can provide a more stable connection for the headset, signal transmission is more stable, makes you enjoy music without any cord troubles, and bring convenience to your life. 【Immersive Stereo Sound】 The latest Bluetooth 5.3 chip set. Bluetooth earbuds have strong 6mm graphene drivers units and in ear acoustic structure support, which produces a strong bass, clear mid sound, and bright treble. 【Exrta Long Workign Hours】 This invisible earbuds can work 4 hours continuously for music or talking, and the charging case built in 300mAH battery can provide extra 3-4 times extra power if fully charged, so the super musical earbuds power can last more than 20 hours. Stand by time up to 150 hours. 【Invisible Comfortable, Simple Operation】 These mini earbuds is carefully designed according to ear geometry to ensure secure and comfort wearing. Built-in Mic, Simply one press to answer or reject phone calls, play/pause music etc. 【One-Step Pairing and Smart Touch Control】 Arikasen bluetooth hearphones adopts hall switch. After first connection, these wireless earphones will connect with your device once you open the charging case, which is faster and more convenient. During using, you can touch either earbud to control the phone, such as the music switch, volume adjustment, phone calls, voice assistant, etc. 【Ergonomic Design and Lightweight】 Arikasen headphones structure is the study of thousands of people's ear canal before design. Comes with three different sizes of ear tips, our Earbuds are fit for most people's ear cannals. Single earbud is only 0.13oz, size is 0.55*0.55in, which is 10% lighter than standard earbuds. They’re so small and light that they feel practically weightless in your ears.Charging case size is 1.69*1.69*1in and 1.22oz.It’s more convenient to carry.