Introduction
The Sleepbox Portable White Noise Machine (Model SWN-HA1) is designed to create a peaceful and comfortable environment for sleep, relaxation, and focus. Featuring 30 soothing sounds, a rechargeable battery, and a compact design, it is ideal for use at home or while traveling. This manual provides comprehensive instructions to help you get the most out of your device.
Product Features
- 30 Soothing Sounds: Includes a variety of white noise (classic, pink, brown), natural sounds (waves, rain, bird chirping), and baby-specific sounds (heartbeats, hushing, lullabies). Sounds are categorized for easy selection.
- Rechargeable Battery & Portable Design: Built-in rechargeable battery (USB-C charging cable included) provides up to 22 hours of use on a single charge. Compact and lightweight, it fits easily into backpacks or luggage. An adjustable strap allows attachment to strollers, car seats, or cribs.
- 32 Adjustable Volume Levels: Fine-tune the volume to create your preferred sound environment, effectively blocking out distracting noises.
- 4 Timer Options: Choose from 30, 60, 90 minutes, or continuous play. The device automatically shuts off after the selected time.
- Memory Function: Automatically remembers your last settings for convenience.
- Easy to Use: Simple, user-friendly buttons for straightforward operation.
Setup
- Unpack: Carefully remove the Sleepbox White Noise Machine and all accessories from the packaging.
- Initial Charge: Before first use, fully charge the device using the provided USB-C cable. Connect the USB-C end to the machine's charging port and the USB-A end to a compatible USB power adapter (not included). The charging indicator light will show its status.
- Placement: Place the device on a stable, flat surface or use the adjustable strap to attach it securely to a stroller, car seat, or crib.

Image: The Sleepbox Portable White Noise Machine, showing its compact size and control buttons on the top surface.
Operating Instructions
- Power On/Off: Press and hold the power button (usually marked with a circle and a vertical line) to turn the device on or off.
- Sound Selection: The device features 30 sounds categorized into three types. Use the dedicated sound selection buttons (often marked with icons representing white noise, melodies, and natural sounds) to cycle through the available options.
- Volume Control: Use the volume up (+) and volume down (-) buttons to adjust the sound level. There are 32 adjustable volume levels.
- Timer Setting: Press the timer button (often marked with a clock icon) to select a shut-off time: 30 minutes, 60 minutes, 90 minutes, or continuous play. Indicator lights will show the active timer setting.
- Memory Function: The device automatically saves your last sound and volume settings for the next use.
- Headphone Use: For private listening, plug standard 3.5mm headphones into the headphone jack located on the device.

Image: Visual representation of the 30 soothing sounds categorized into White Noise, Soothing Melody, and Natural Sounds.

Image: The Sleepbox machine on a nightstand next to a sleeping person, highlighting the 4 auto-off timer options (30 min, 60 min, 90 min, All Day).
Maintenance
- Cleaning: Wipe the device with a soft, dry cloth. Do not use liquid cleaners or abrasive materials.
- Storage: Store the device in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: To prolong battery life, avoid fully discharging the device frequently. Charge it regularly, even if not in constant use.
Troubleshooting
| Problem | Solution |
|---|---|
| Device does not turn on. | Ensure the device is fully charged. Press and hold the power button for a few seconds. |
| No sound. | Check the volume level and ensure it is not muted. Verify that a sound is selected. If headphones are plugged in, sound will only play through them. |
| Battery drains quickly. | Ensure the device is fully charged before use. Continuous play mode will consume battery faster than timed modes. |
| Buttons are unresponsive. | Try restarting the device by turning it off and on. Ensure the device is not in a locked mode (if applicable). |
Specifications
- Model Number: SWN-HA1
- Dimensions: 4.06 x 3.54 x 2.24 inches
- Item Weight: 5.61 ounces (0.16 Kilograms)
- Power Source: Battery Powered (1 Lithium Polymer battery included)
- Material: Plastic
- Sounds: 30 Soothing Sounds
- Volume Levels: 32
- Timer Options: 30min, 60min, 90min, Continuous Play
- Charging Port: USB-C
- Certifications: FCC, CE, RoHS
Warranty and Support
Sleepbox provides a 365-day warranty period for this product. If you encounter any questions or concerns regarding your Sleepbox Portable White Noise Machine, please contact our customer support team for prompt assistance.
For support, please refer to the contact information provided with your product packaging or visit the official Sleepbox website.
Safety Information
- Do not use near water.
- Do not use if damaged.
- Ensure the device is used in a well-ventilated area.
- Not intended for use as a toy.