1. Introduction
Thank you for choosing the Picun F1 ANC Wireless Bluetooth 5.4 Hi-FI Audio Headphones. These headphones are designed to provide a superior audio experience with advanced features such as Active Noise Cancellation, Hi-Fi audio, long battery life, and smart APP control. Please read this manual carefully before use to ensure proper operation and to maximize your listening pleasure.

2. Package Contents
Please check the package contents upon unboxing. If any items are missing or damaged, please contact your retailer.
- 1 x Picun F1 Headphone
- 1 x Charging Cable (Type-C)
- 1 x Detachable Audio Cable (AUX)
- 1 x User Manual (Instructions)
- 1 x Packing Box

3. Setup Guide
3.1 Charging the Headphones
- Connect the provided Type-C charging cable to the charging port on the headphones.
- Connect the other end of the cable to a USB power source (e.g., wall adapter, computer USB port).
- The indicator light will show charging status (specific color/behavior not detailed, refer to product for visual cues).
- A full charge takes approximately 2.5 hours.
The headphones offer an impressive 80 hours of continuous playback on a full charge.

3.2 Bluetooth Pairing
- Ensure the headphones are sufficiently charged.
- Power on the headphones. (Refer to the device for power button location, typically a long press).
- The headphones will enter pairing mode, indicated by a flashing LED light (specific color/behavior not detailed).
- On your device (smartphone, tablet, computer), enable Bluetooth and search for available devices.
- Select "Picun F1" from the list of available devices to connect.
- Once connected, the LED indicator will change (e.g., solid blue) and you may hear an audible confirmation.
The Bluetooth 5.4 protocol ensures a fast and stable connection with low latency (0.02s) and strong anti-interference capabilities.
3.3 Dual Device Connection
The Picun F1 headphones support simultaneous connection to two Bluetooth devices, allowing seamless switching between them (e.g., phone and computer).
- Pair the headphones with the first device as described in Section 3.2.
- Disconnect Bluetooth on the first device temporarily, or put the headphones back into pairing mode.
- Pair the headphones with the second device.
- Reconnect the first device. The headphones should now be connected to both devices.
- Audio will automatically switch to the device playing content.

3.4 Picun APP Setup
Enhance your experience by downloading the Picun customized APP. The APP allows for personalized functions and advanced controls.
- Search for "Picun" in your device's app store (iOS/Android) and download the official application.
- Open the APP and follow the on-screen instructions to connect your Picun F1 headphones.
- Within the APP, you can customize settings such as:
- Noise Cancellation Depth
- EQ Selection (Equalizer)
- Device Name
- Leak-proof Sound Mode
- Spatial Sound Effects Switching
- Earphone Battery Display
- Headphone Map Positioning (Anti-loss)
- Active Noise Cancellation Mode
- Custom Sound Effects

4. Operating Instructions
4.1 Basic Controls
The headphones feature intuitive button controls for easy operation. Specific button functions (e.g., power, volume, play/pause, ANC toggle) are typically located on the earcups. Refer to the physical buttons on your device for their exact placement and function.
4.2 Active Noise Cancellation (ANC)
The Picun F1 headphones feature -43dB Adaptive Noise Cancelling technology to reduce ambient noise, allowing you to focus on your audio. This feature can be toggled via a dedicated button on the headphones or through the Picun APP.

4.3 Wired Mode
If the headphones run out of battery or you prefer a wired connection, you can use the provided detachable audio cable.
- Plug one end of the audio cable into the AUX port on the headphones.
- Plug the other end into the 3.5mm audio jack of your device.
- The headphones will automatically switch to wired mode.

4.4 Spatial Sound Effects
Experience upgraded spatial sound effects that deliver home theater-quality surround sound. This feature can be activated and customized via the Picun APP.

4.5 Leak-proof Sound Mode
The headphones feature a dual-effect sonic leak-proof sound design, which can be further enhanced and managed through the Picun APP. This mode helps minimize sound leakage for a more private listening experience.

5. Maintenance
5.1 Cleaning
- Wipe the headphones with a soft, dry, lint-free cloth.
- Do not use abrasive cleaners, alcohol, or chemical solvents.
- Keep the charging port and audio jack free of dust and debris.
- The headphones are not waterproof; avoid exposure to liquids.
5.2 Storage
The Picun F1 headphones feature a folding design for easy portability and storage.
- Fold the headphones when not in use to save space and protect them from damage.
- Store in a cool, dry place, away from direct sunlight and extreme temperatures.
- Avoid placing heavy objects on top of the headphones.

5.3 Battery Care
- To prolong battery life, avoid fully discharging the headphones frequently.
- Charge the headphones regularly, even if not in use for extended periods.
- Do not expose the battery to high temperatures.
6. Troubleshooting
6.1 No Sound
- Ensure the headphones are powered on and charged.
- Check the volume level on both the headphones and your connected device.
- Verify that the headphones are correctly paired via Bluetooth or properly connected via the audio cable.
- Try restarting both the headphones and your audio source device.
6.2 Cannot Pair via Bluetooth
- Make sure the headphones are in pairing mode (usually indicated by a flashing LED).
- Ensure Bluetooth is enabled on your device and it is within the 10m communication range.
- Turn off and on your device's Bluetooth.
- Forget the device from your Bluetooth list and try pairing again.
- Ensure no other devices are actively connected to the headphones.
6.3 Charging Issues
- Verify that the charging cable is securely connected to both the headphones and the power source.
- Try using a different Type-C charging cable or USB power adapter.
- Ensure the charging port on the headphones is clean and free of debris.
7. Specifications
| Feature | Specification |
|---|---|
| Model Number | Picun F1 |
| Brand Name | Picun |
| Wireless Type | Bluetooth 5.4 |
| Communication Distance | 10m |
| Active Noise-Cancellation | Yes (-43dB Adaptive ANC) |
| Vocalism Principle | Dynamic |
| Driver Diameter | 40mm |
| Frequency Response Range | 20 - 20000Hz (40kHz Hi-Res Audio) |
| Sensitivity | 110dB |
| Impedance Range | up to 32 Ω |
| Battery Capacity | 300mAh |
| Battery Life (Music Playback) | Up to 80 hours |
| Charging Interface | Type-C |
| Charging Time | 2.5 hours |
| Audio Decoding | AAC / SBC |
| Material | Plastic (Skin-friendly protein leather earmuffs) |
| Weight | 389g |
| Features | With microphone, Detachable Cable, Active Noise Cancelling, Dual Connection, APP Customization, Spatial Sound Effects, Leak-proof Sound Mode, Low Latency (0.02s) |
| Waterproof | No |

8. User Tips
- Optimize ANC: For the best noise cancellation experience, ensure the earcups form a good seal around your ears. Adjust the headband for a snug fit.
- APP Customization: Explore the Picun APP to fine-tune your audio experience. Experiment with different EQ settings and spatial sound effects to match your preferences.
- Wired Backup: Always keep the detachable audio cable handy. It's a great backup if your battery runs low or if you need to connect to a non-Bluetooth device.
- Low Latency Gaming: Utilize the Bluetooth 5.4's low latency (0.02s) for a more responsive gaming experience.
- Dual Device Convenience: Take advantage of the dual device connection feature to seamlessly switch between your phone for calls and your computer for music or work.
9. Warranty and Support
The Picun F1 headphones are manufactured by Picun. For warranty information, technical support, or service inquiries, please refer to the documentation provided with your purchase or contact the Picun Official Store directly. Keep your proof of purchase for any warranty claims.





