Introduction
This manual provides detailed instructions for the setup, operation, maintenance, and troubleshooting of your toocki Flip Bluetooth 5.3 Wireless Earbuds, Model TTWS-YL02. Please read this manual thoroughly before using the product to ensure optimal performance and longevity.

Image: The toocki Flip Bluetooth 5.3 Wireless Earbuds, black, resting inside their open charging case. A small LED indicator is visible on the front of the case.
Package Contents
Ensure all items are present in the package:
- toocki Flip Bluetooth 5.3 Wireless Earbuds (Left and Right)
- Charging Case
- USB Charging Cable
- Multiple Sizes of Eartips (S, M, L)
- User Manual
Product Overview
Familiarize yourself with the components of your earbuds.

Image: A detailed diagram highlighting various parts of the toocki Flip Wireless Earbuds and their charging case, including touch control area, microphone, charging contacts, and LED indicators.
- Earbud Touch Control Area: For managing playback, calls, and other functions.
- Microphone: Integrated for calls and voice assistant.
- Charging Contacts: Located at the bottom of each earbud for charging within the case.
- Charging Case LED Indicator: Displays charging status and battery level.
- USB-C Charging Port: Located on the charging case.
Setup
1. Charging the Earbuds and Case
Before first use, fully charge the earbuds and charging case.
- Place the earbuds into the charging case.
- Connect the USB charging cable to the charging port on the case and to a power source.
- The LED indicator on the case will show charging status. Once fully charged, the indicator will change or turn off.

Image: An illustration showing the earbuds in their charging case, with a visual representation of the 4.5 hours of single-use battery life and the charging case capacity.
2. Pairing with a Device
The earbuds will automatically enter pairing mode when taken out of the charging case.
- Open the charging case and remove both earbuds. They will automatically power on and enter pairing mode.
- On your device (smartphone, tablet, etc.), enable Bluetooth.
- Search for "toocki Flip" (or similar name) in the list of available Bluetooth devices and select it to connect.
- Once connected, you will hear a confirmation tone, and the earbud indicator lights will turn off.
Auto Reconnect: After the initial pairing, the earbuds will automatically reconnect to the last paired device when removed from the case, provided Bluetooth is enabled on the device.

Image: A graphic illustrating the earbuds' compatibility with various devices (cell phones, tablets) and the auto-reconnect function shown with a smartphone's Bluetooth settings.
Operating Instructions
The toocki Flip earbuds feature intuitive touch controls. The touch control area is located on the outer surface of each earbud.
Touch Control Functions

Image: A visual guide detailing the various touch control gestures for the earbuds, including play/pause, volume, call management, song switching, voice assistant, game mode, and reset.
| Function | Gesture |
|---|---|
| Play/Pause Music | Double-tap Left or Right earbud |
| Volume Up | Single-tap Right earbud |
| Volume Down | Single-tap Left earbud |
| Next Song | Triple-tap Right earbud |
| Previous Song | Triple-tap Left earbud |
| Answer/Hang Up Call | Double-tap Left or Right earbud |
| Reject Call | Long press Left or Right earbud for 2 seconds |
| Activate Voice Assistant | Four taps on the Right earbud |
| Game Mode On/Off | Long press Left earbud for 2 seconds to enter; long press again for 2 seconds to exit. |
| Headset Reset | Tap the headset 7 times in a row |
Noise Cancellation
The earbuds feature Hybrid Active Noise Cancellation (ANC) with AI, capable of reducing background noise by up to 99% (40dB depth, +4000Hz bandwidth).

Image: A graph illustrating the effectiveness of Hybrid Active Noise Cancellation with AI, showing a significant reduction in noise levels across various frequencies, applicable in environments like airplanes and cars.
This technology is designed to enhance your listening experience by minimizing distractions from your surroundings, whether you are indoors, outdoors, or commuting.

Image: A person studying indoors with earbuds, illustrating how noise cancellation weakens sounds from turning books, air conditioners, and other machines.

Image: A person walking outdoors with earbuds, demonstrating the ability to block out crowd noise.

Image: A person commuting on public transport with earbuds, showing how noise cancellation blocks out airplane, high-speed train, and subway noise.
Call Management
The earbuds are equipped with 4 microphones and advanced algorithms to enhance call clarity, ensuring your voice is heard clearly even in noisy environments.

Image: A person smiling while holding a smartphone and wearing the earbuds, with an overlay indicating "4 Mic + AI Call Noise Cancellation" to highlight enhanced call quality.
Sound Experience
Experience 360° panoramic sound with stereo dual-channel audio and 10mm drivers, delivering rich bass and clear treble for an immersive listening experience.

Image: A visual representation of 360° panoramic sound emanating from an earbud, with text indicating "Stereo Dual-Channel with 10mm Driver."

Image: A cutaway diagram of a 10mm moving coil unit, illustrating its internal components and emphasizing its role in delivering extraordinary sound performance with larger vibration area, pure bass, and treble.
Maintenance
Proper maintenance ensures the longevity and optimal performance of your earbuds.
- Cleaning: Regularly clean the earbuds, especially the eartips and charging contacts, with a soft, dry, lint-free cloth. Do not use abrasive cleaners or solvents.
- Eartips: The earbuds come with multiple sizes of eartips (S, M, L). Choose the size that provides the best seal and comfort for your ears. This also helps with noise cancellation effectiveness.
- Storage: When not in use, store the earbuds in their charging case to protect them and keep them charged.
- Water Resistance: The earbuds are waterproof. However, avoid prolonged exposure to water and ensure they are dry before placing them back in the charging case to prevent damage to the charging contacts.

Image: The earbuds displayed alongside three pairs of eartips in small (S), medium (M), and large (L) sizes, emphasizing the lightweight design and choice of eartips for comfort.
Troubleshooting
If you encounter issues, try the following solutions:
- Earbuds not pairing:
- Ensure both earbuds are charged.
- Turn off Bluetooth on your device and turn it back on.
- Forget the "toocki Flip" device from your device's Bluetooth settings and try pairing again.
- Perform a headset reset (tap 7 times in a row).
- Only one earbud working:
- Ensure both earbuds are charged.
- Place both earbuds back into the charging case, close the lid, wait a few seconds, then take them out again.
- Try resetting the earbuds.
- Low volume or poor sound quality:
- Adjust the volume on both your device and the earbuds.
- Ensure the eartips are properly seated in your ear to create a good seal. Try different eartip sizes.
- Clean any debris from the earbud speakers and eartips.
- Charging issues:
- Check the charging cable and power adapter. Try a different cable or adapter.
- Ensure the charging contacts on both the earbuds and the case are clean and free of obstruction.
Specifications
| Model Name | TTWS-YL02 |
| Brand | toocki |
| Connectivity Technology | Wireless (Bluetooth 5.3) |
| Ear Placement | In-Ear |
| Form Factor | In-Ear |
| Noise Control | Active Noise Cancellation (up to 40dB depth, 99% background noise reduction) |
| Driver Size | 10mm |
| Playtime (Single Use) | Approximately 4.5 hours |
| Charging Case Capacity | 400mAh (estimated from image) |
| Control Method | Touch |
| Special Features | Fast Charging, Waterproof, 4 Microphones + AI for Call Noise Cancellation |
| Color | Black |
| Weight (per earbud) | Approx. 7g |
Warranty and Support
For warranty information or technical support, please refer to the documentation included with your purchase or contact toocki customer service through their official website or the retailer where the product was purchased.





