Introduction
Welcome to your SleepPhones Wireless Sleep Headphones V8. Designed by AcousticSheep, these headphones provide a comfortable audio experience for sleeping, relaxation, and travel. The ultra-thin speakers are integrated into a soft, machine-washable headband, allowing you to listen to audio without discomfort, even while lying on your side.
This manual will guide you through the setup, operation, and maintenance of your SleepPhones to ensure optimal performance and longevity.
Product Components
Your SleepPhones Wireless Sleep Headphones V8 package includes:
- SleepPhones Wireless Headband (with integrated speakers and Bluetooth module)
- USB Charging Cable
- User Manual (this document)

Image: Internal components of SleepPhones, showing the soft headband, two ultra-flat speakers, and the compact Bluetooth module.
Setup Guide
1. Charging Your SleepPhones
Before first use, fully charge your SleepPhones. The device features a rechargeable battery designed for up to 24 hours of audio playback.
- Locate the Bluetooth module within the headband. It is typically positioned at the back.
- Gently slide the module out of the headband fabric.
- Connect the provided USB charging cable to the charging port on the module.
- Plug the other end of the USB cable into a standard USB power adapter (not included) or a computer's USB port.
- The indicator light on the module will illuminate during charging and turn off when fully charged.
- Once charged, carefully reinsert the module into the headband.
2. Sizing and Fitting
Ensure you have the correct size for optimal comfort and sound quality. SleepPhones are available in Small, Medium, and Large sizes. The headband should fit snugly but comfortably around your head, covering your ears.

Image: Guide for measuring head circumference to determine the correct SleepPhones size.
- Place the headband over your head, ensuring the speakers are positioned directly over your ears.
- Adjust the speakers within the headband to align with your ears for the best sound and comfort. The speakers are designed to be ultra-flat for side sleeping.
3. Bluetooth Pairing
Pair your SleepPhones with your Bluetooth-enabled device (smartphone, tablet, computer) to stream audio wirelessly.
- Ensure your SleepPhones are charged and turned off.
- Press and hold the center button on the Bluetooth module for approximately 5-7 seconds until the indicator light flashes red and blue, indicating pairing mode.
- On your audio device, go to Bluetooth settings and enable Bluetooth.
- Search for available devices and select "SleepPhones" from the list.
- Once connected, the indicator light on the module will turn solid blue or flash blue slowly.
- Your SleepPhones are now ready for use. The Bluetooth range is approximately 30 feet (9 meters).
Operating Instructions
Power On/Off
- To Power On: Press and hold the center button on the Bluetooth module for 3 seconds until you hear an ascending tone.
- To Power Off: Press and hold the center button on the Bluetooth module for 3 seconds until you hear a descending tone.
Audio Playback and Volume Control
The Bluetooth module features intuitive buttons for controlling your audio.
- Play/Pause: Press the center button once.
- Volume Up: Press the "+" button once.
- Volume Down: Press the "-" button once.
- Next Track: Double-press the "+" button.
- Previous Track: Double-press the "-" button.

Image: SleepPhones designed for comfortable side sleeping.

Image: SleepPhones provide comfort and audio for travel.
Care and Maintenance
To ensure the longevity and hygiene of your SleepPhones, follow these care instructions:
- Remove Electronics: Before washing, always remove the Bluetooth module and speakers from the headband. Gently slide them out of the fabric openings.
- Washing the Headband: The fabric headband is machine washable. Wash in cold water with similar colors. Tumble dry on low heat or air dry. Do not bleach or iron.
- Cleaning Electronics: The Bluetooth module and speakers are not waterproof. If they become dirty, wipe them gently with a dry, soft cloth. Avoid using liquids or harsh chemicals.
- Reassembly: Once the headband is dry, carefully reinsert the speakers and Bluetooth module into their designated slots. Ensure the speakers are positioned correctly over the ears and the module is accessible for controls.

Image: SleepPhones headbands are machine washable after removing electronics.
Troubleshooting
If you encounter issues with your SleepPhones, refer to the following common problems and solutions:
| Problem | Solution |
|---|---|
| No Power / Not Turning On | Ensure the battery is fully charged. Connect to a power source and check the charging indicator light. |
| Cannot Pair with Device |
|
| No Sound / Low Volume |
|
| Speakers Move Inside Headband | Adjust the speakers manually within the fabric to reposition them over your ears. Ensure the headband is snug enough to minimize movement. |
| Uncomfortable Fit | Ensure you have the correct size. Refer to the sizing guide in the Setup section. Adjust speaker placement for comfort. |
If the problem persists, please contact customer support for further assistance.
Specifications
| Feature | Detail |
|---|---|
| Model Name | SleepPhones Wireless Sleep Headphones |
| Model Number | S3B8BS-US |
| Connectivity Technology | Wireless (Bluetooth 5.0) |
| Bluetooth Range | 30 Feet (9 meters) |
| Battery Life | Up to 24 Hours |
| Control Type | Button Control |
| Material | Polyester (Breeze Fabric) |
| Item Weight | 2.7 Ounces (76.5 grams) |
| Product Dimensions | 10.04 x 2.76 x 0.2 inches (25.5 x 7 x 0.5 cm) |
| Frequency Range | 20Hz-20kHz |
| Impedance | 32 Ohm |
| Manufacturer | AcousticSheep |
| UPC | 810100460198 |
Warranty Information
SleepPhones products are backed by a manufacturer's limited warranty. For specific details regarding your warranty coverage, including duration and terms, please refer to the documentation included with your purchase or contact AcousticSheep customer service.
This warranty typically covers defects in materials and workmanship under normal use. It does not cover damage caused by misuse, accidents, unauthorized modifications, or failure to follow care instructions.
Customer Support
For technical assistance, questions about sizing, troubleshooting, or warranty inquiries, please contact AcousticSheep customer service. Our team is available to help you with any concerns regarding your SleepPhones.
Contact Information:
- Visit the SleepPhones Store on Amazon for more information and support resources.
- Refer to the official AcousticSheep website for direct contact methods.
We are committed to helping you achieve better sleep and a comfortable audio experience.
