1. Introduction
Thank you for choosing the Ausounds AU-Stream Hybrid True Wireless Earbuds. These earbuds are designed to provide a superior audio experience with advanced features such as Hybrid Active Noise Cancellation, Bluetooth 5.0 connectivity, and a convenient wireless charging case. This manual will guide you through the setup, operation, and maintenance of your new earbuds.
2. What's in the Box
- Ausounds AU-Stream Hybrid True Wireless Earbuds (Left and Right)
- Wireless Charging Case
- USB-C Charging Cable
- Multiple Sizes of Ear Cushions
- User Manual

Image: Ausounds AU-Stream Hybrid Earbuds resting in their open charging case, showing the compact design and charging indicators.
Video: An official unboxing video for the AU-Stream Hybrid earbuds, demonstrating the contents of the package including the earbuds, charging case, and accessories.
3. Setup
3.1 Initial Charging
Before first use, fully charge your earbuds and charging case. The case supports rapid wireless charging and can also be charged via the included USB-C cable.
- Place the earbuds into the charging case.
- Connect the USB-C cable to the charging port on the case and to a power source, or place the case on a compatible wireless charging pad.
- The LED indicators on the case will show the charging status. A full charge takes approximately 1.5 hours.

Image: The Ausounds AU-Stream Hybrid charging case placed on a wireless charging pad, illustrating the wireless charging capability.
3.2 Pairing with Your Device
The earbuds utilize Bluetooth 5.0 for a stable wireless connection up to 32 feet.
- Open the charging case. The earbuds will automatically enter pairing mode.
- On your device (smartphone, tablet, etc.), go to Bluetooth settings.
- Select "AU-Stream Hybrid" from the list of available devices.
- Once connected, you will hear an audible confirmation.
4. Operating Instructions
4.1 Power On/Off
- Power On: Open the charging case, or press and hold the touch control area on both earbuds for 3 seconds.
- Power Off: Place the earbuds back into the charging case and close the lid, or press and hold the touch control area on both earbuds for 5 seconds.
4.2 Touch Controls
The AU-Stream Hybrid earbuds feature intuitive touch controls on each earbud.
- Play/Pause: Single tap on either earbud.
- Next Track: Double tap on the right earbud.
- Previous Track: Double tap on the left earbud.
- Volume Up: Triple tap on the right earbud.
- Volume Down: Triple tap on the left earbud.
- Answer/End Call: Single tap on either earbud.
- Reject Call: Press and hold on either earbud for 2 seconds.
- Activate Voice Assistant (Siri/Google Assistant): Press and hold on either earbud for 2 seconds (when not on a call).
4.3 Active Noise Cancellation (ANC) & Ambient Sound Mode
The earbuds offer Hybrid Active Noise Cancellation (ANC) to reduce ambient noise and an Ambient Sound function to allow you to hear your surroundings.
- Toggle Modes: Press and hold the touch control area on the left earbud for 3 seconds to cycle through ANC On, Ambient Sound, and ANC Off.
Video: An official product video highlighting the Active Noise Cancellation feature of the AU-Stream Hybrid earbuds, demonstrating how they reduce external noise for an immersive listening experience.
5. Maintenance
- Cleaning: Regularly clean the earbuds and charging case with a soft, dry cloth. Do not use harsh chemicals or abrasive materials.
- Water Resistance: The earbuds have an IPX5 waterproof rating, meaning they can resist a sustained, low-pressure water jet spray and sweat. They are not designed for submersion. Ensure earbuds are dry before placing them back in the charging case.
- Storage: Store the earbuds in their charging case when not in use to protect them and maintain battery life.
6. Troubleshooting
- Earbuds not pairing: Ensure both earbuds are charged and out of the case. Turn off and on your device's Bluetooth, then try pairing again. If issues persist, try resetting the earbuds (refer to manufacturer's website for specific reset instructions).
- No sound from one earbud: Place both earbuds back in the case, close the lid, wait a few seconds, then open and try again. Ensure both earbuds are charged.
- Charging issues: Check the USB-C cable and power source. If using wireless charging, ensure the case is properly aligned on the charging pad.
- Poor call quality: Ensure the microphones are not obstructed. Check your device's signal strength.
- ANC not working effectively: Ensure the earbuds are properly seated in your ears with a good seal. Try different sized ear cushions for a better fit.
7. Specifications
| Feature | Description |
|---|---|
| Model Name | AU-Stream Hybrid |
| Connectivity Technology | Wireless (Bluetooth 5.0) |
| Bluetooth Range | Up to 10 meters (32 feet) |
| Noise Control | Hybrid Active Noise Cancellation (ANC) |
| Audio Driver Type | 9.2mm AU Titanium Dynamic Driver |
| Frequency Response | 20Hz - 20KHz |
| Battery Life | Up to 25 hours total (9 hours earbuds + 16 hours with charging case) |
| Charging | Rapid Wireless Charging, USB-C |
| Water Resistance Level | IPX5 (Waterproof) |
| Microphones | Dual Microphones for clear calls |
| Control Type | Touch Control, Voice Control (AI Voice Assistant) |
| Item Weight | 0.1 Kilograms (3.52 ounces) |
| Product Dimensions | 4 x 4 x 2.1 inches |
8. Warranty and Support
For warranty information, technical support, or customer service, please visit the official Ausounds website or contact their customer support team directly. Keep your proof of purchase for warranty claims.
Official Website: www.ausounds.com
