Hot-Selling White Noise Sleep Device With Integrated Bluetooth Audio Ideal For Soothing And Assisting Baby's Sleep Features: Feature Description: This product features realistic surround sound effects and offers six different sound modes including white noise, rain, bonfire, bird songs, waves, and wind, suitable for different audiences. Timer Settings: The product features two modes and three options for timer settings, suitable for various user needs. Insomniacs can select the appropriate mode and timing based their individual preferences. Bluetooth Technology: Equipped with advanced Bluetooth 5.3 technology, the device supports stable wireless transmission over distances up to 10 meters. It ensures low power consumption and strong connectivity, even in windy conditions. Connection mode: This product supports multiple connection mode, including Bluetooth, Type-C, and AUX modes, making it convenient for users to enjoy music anytime in different scenarios. Compact size: This product has a small volume and can be easily carried in a pocket, making it very portable. Product Descriptions: Product Name: Bluetooth Audio Color: Material: ABS Input voltage: 5V Battery life: 4-6 hours Speaker charging time: 2-3 hours Battery capacity: 300mAh Charging interface: Type-C Speaker specifications: 4 Ω 3W external magnet Bluetooth version: 5.3 Product size: 8.3x5.5x3.6 cm (3.26x2.16x1.41 in) Packaging size: 8.5x7x3.8 cm (3.35x2.75x1.5 in) Gross weight: 140g (0.308 pounds) ​Package Contents: 1*Charging cable