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 cm Battery Capacity: 600 mAh Charging Voltage: 5 V Charging Duration: Approximately 2 hours Music Playback Duration: Up to 75 hours Combined Music and Night Light Duration: About 20 hours Timing Design: Options for 60, 90, 120 minutes auto-shutdown Light Levels: Adjustable between strong and weak Volume Levels: 15 adjustable settings Built-in Sounds: 15 types includ