Advanced Audio Technology: Experience unparalleled sound quality with our portable speaker, featuring 3D Surround Sound Mode for immersive audio, Extra Bass Mode for deep, powerful bass, and Sleeping Mode for a soothing audio experience that helps you relax and sleep better.Compact and Portable Design: Designed for easy transport, this speaker is perfect for home use or on-the-go. Its lightweight plastic cabinet and dual loudspeaker enclosure ensure that you can enjoy superior sound quality wherever you are, without the need for an external power source.Efficient Power and Connectivity: Powered by a USB source and equipped with Bluetooth communication, this speaker offers less than 25W of input power for energy-efficient use. Enjoy seamless connectivity without the need for an inbox adaptor or support app.User-Friendly Features: Although it lacks voice control and an intelligent personal assistant, this speaker compensates with its user-friendly design. It includes a built-in battery for uninterrupted use and supports a full-range audio crossover for a balanced sound output.Description/Features:Introducing the SWT-S300 Smart White Noise Machine, designed to enhance sleep quality for both babies and adults. This versatile device not only plays soothing sounds but also features a gentle nightlight and a sleep monitor function. With its wake-up playback capability, it ensures a smooth transition from sleep to wakefulness. The machine includes an automatic mode that plays sounds for 10 minutes upon activation, making it perfect for quick relaxation sessions.Specifications:Product Size: 7.5 x 7.5 x 4.8 cmBattery Capacity: 600 mAhCharging Voltage: 5 VCharging Duration: Approximately 2 hoursMusic Playback Duration: Up to 75 hoursCombined Music and Night Light Duration: About 20 hoursTiming Design: Options for 60, 90, 120 minutes auto-shutdownLight Levels: Adjustable between strong and weakVolume Levels: 15 adjustable settingsBuilt-in Sounds: 15 types includ