Bluetooth 5.3 In Ear Wireless Earphones That Can Connect To App For Sound Blocking Noise Reduction And Sleep Assistance Features: 【Physically Powerful Noise Cancellation】This earphone is designed very compactly, making you feel like you're wearing it without feeling anything. The physical noise reduction is -24dB, which can block annoying noise and allow you to sleep in various environments. 【APP Customization】This earphone adopts an upgraded 5.3 Bluetooth chip with low power consumption. It can listen for 6 hours (50% volume) at and can last for 24 hours when paired with convenient charging compartment. It can also be used with the APP to enter sleep. The earphone has an effective battery life of 10 hours. 【Exclusive Sleep Aid Function of APP】The APP has sleep, sleep aid, customized private alarm function, etc. The APP will update from to time. 【Silicone Ear Cap】The double-sided headphone of this earphone is made of skin friendly, soft, and environmentally friendly, which will not affect ear canal health even if worn for long 【Complete Configuration】 This earphone includes 6mm high-definition steel speaker, Bluetooth main control chip, Bluetooth antenna, 30mAh battery, high-definition pickup silicon microphone,etc. This earphone can be used outside of sleep, as well as playing games and listening to. Product Description: Product Name: Bluetooth Earphones Product color: Beige Bluetooth version: V5.3 Earphone battery: 25mAh Charging compartment battery: 180mAh Package size:9.5×9.5×3.2cm/3.7×3.7×1.3in Package weight:67g/0.15lb Product List: 1 x instruction manual 1 x Bluetooth earphones 1 x charging cable