Rythflo AC01
Rythflo AC01 Open-Ear Bluetooth Headphones User Manual
Model: AC01
Introduction
Thank you for choosing Rythflo AC01 Open-Ear Bluetooth Headphones. This manual provides detailed instructions for setting up, operating, and maintaining your headphones to ensure optimal performance and longevity. Please read this manual thoroughly before use.

Image: Rythflo AC01 Open-Ear Bluetooth Headphones with their charging case.
What's in the Box
Verify that all items are present in your package:
- RY-AC01 Open-ear True Wireless Earbud x1 pair
- Charging Case x1
- Type-C Charging Cable x1
- User Manual x1

Image: Contents of the product package, showing the earbuds, charging case, and USB-C cable.
Product Overview
The Rythflo AC01 headphones feature an open-ear design for comfort and situational awareness, equipped with earhooks for a secure fit. The charging case provides extended battery life.

Image: Illustration highlighting the open-ear comfort, lightweight design (6.7g), and secure fit of the headphones.

Image: Exploded view of the earbud, detailing the 16mm drivers and Bluetooth 5.4 chip for powerful and dynamic audio.
Setup
1. Charging
Before first use, fully charge the headphones and the charging case.
- Place the earbuds into the charging case.
- Connect the Type-C charging cable to the charging case and a power source.
- The indicator light on the case will show charging status.
- A 7-minute charge provides approximately 1.5 hours of playback. A full charge offers 8 hours of playback, with the case extending total listening time to 24 hours.

Image: The headphones in their charging case, displaying battery life metrics: 1.5 hours from 7 minutes charge, 8 hours single charge, and 24 hours with the charging case.
2. Pairing with a Device
- Ensure the earbuds are charged and in the charging case.
- Open the charging case. The earbuds will automatically enter pairing mode, indicated by alternating red and blue indicator lights.
- On your device (smartphone, tablet, etc.), enable Bluetooth.
- Search for "Rythflo AC01" in the list of available Bluetooth devices.
- Select "Rythflo AC01" to connect. Once connected, the indicator lights will turn off or show a steady blue light.
Operating Instructions
Wearing the Earbuds
Gently place the earhooks over your ears, ensuring the speaker rests comfortably outside your ear canal. Adjust for a secure and comfortable fit. The open-ear design allows you to remain aware of your surroundings.

Image: A person cycling while wearing the headphones, illustrating the safety benefit of the open-ear design which allows awareness of surroundings.
Touch Controls
The Rythflo AC01 headphones feature intuitive touch controls on each earbud. Refer to the diagram below for specific functions:

Image: A detailed diagram showing the touch control functions for the left and right earbuds, including actions for voice assistant, answer/play/pause, reject call, volume up/down, and previous/next track.
- Voice Assistant: Triple tap (x3) either earbud.
- Answer/Play/Pause: Double tap (x2) either earbud.
- Reject Call: Press and hold (2") either earbud.
- Volume Up: Single tap (x1) the right earbud.
- Volume Down: Single tap (x1) the left earbud.
- Previous Track: Press and hold (2") the left earbud.
- Next Track: Press and hold (2") the right earbud.
Maintenance
Cleaning
Wipe the earbuds and charging case with a soft, dry cloth. Avoid using harsh chemicals or abrasive materials.
Water Resistance (IPX7)
The earbuds are IPX7 waterproof, meaning they can withstand immersion in water up to 1 meter for 30 minutes. They are suitable for workouts, running, and exposure to sweat and rain. However, the charging case is not waterproof. Ensure earbuds are dry before placing them in the charging case.

Image: A person exercising with water droplets, emphasizing the IPX7 waterproof feature, suitable for intense workouts.
Storage
When not in use, store the earbuds in their charging case to protect them and keep them charged. Store in a cool, dry place away from extreme temperatures.
Troubleshooting
Common Issues and Solutions
- No Sound/Connection Issues:
- Ensure earbuds are charged.
- Verify Bluetooth is enabled on your device and "Rythflo AC01" is selected.
- Try re-pairing the earbuds (see "Resetting the Earbuds" below).
- Ensure earbuds are within Bluetooth range of your device.
- One Earbud Not Working:
- Place both earbuds back in the charging case, close the lid, then open it again.
- Ensure both earbuds are charged.
- Perform a reset.
Resetting the Earbuds
If you experience persistent connection issues or other malfunctions, resetting the earbuds may resolve the problem:
- Place both earbuds into the charging case, ensuring they are powered off.
- Press and hold the touch buttons on both the left and right earbuds simultaneously for 8 seconds.
- The indicator lights will flash red and blue alternately, indicating they are in pairing mode after the reset.
- After resetting, re-pair the earbuds with your device as described in the "Pairing with a Device" section.

Image: Step-by-step diagram illustrating the reset procedure for the earbuds, showing placing them in the case or turning them off, then holding the touch areas for 8 seconds until lights flash red and blue.
Specifications
| Model Name | AC01 |
| Bluetooth Version | 5.4 |
| Connectivity Technology | Wireless (Bluetooth) |
| Ear Placement | Open Ear |
| Earpiece Shape | Earhook |
| Water Resistance Level | IPX7 (Earbuds only) |
| Battery Life (Single Charge) | 8 Hours |
| Battery Life (with Charging Case) | Up to 24 Hours |
| Quick Charge | 7 minutes for 1.5 hours playback |
| Control Type | Touch Control, Media Control |
| Audio Driver Type | Dynamic Driver (16mm) |
| Frequency Range | 20 Hz - 20,000 Hz |
| Item Weight | 6.7g (per earbud) / 3.84 ounces (total package) |
| Material | Acrylonitrile Butadiene Styrene (ABS), Plastic, Silicone |
| Product Dimensions | 6.6 x 4.96 x 0.58 inches |
Safety Information
- Do not expose the charging case to water or moisture.
- Avoid listening at high volumes for extended periods to prevent hearing damage.
- Keep out of reach of children and pets.
- Do not disassemble, repair, or modify the product.
- Dispose of the product and batteries according to local regulations.
Warranty and Support
For warranty information or technical support, please refer to the contact details provided with your purchase or visit the official Rythflo website. The product includes a user manual and a Type-C charging cable. For any issues, please contact customer service.
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