Picun B8 (Model 1225-3554)
Picun B8 Bluetooth Headphones User Manual
Model: B8 (1225-3554)
1. Introduction
Thank you for choosing Picun B8 Bluetooth Headphones. These over-ear headphones are designed to provide a superior audio experience with features like extended battery life, multiple EQ modes, low-latency gaming, and convenient hands-free calling. This manual will guide you through the setup, operation, and maintenance of your new headphones to ensure optimal performance and longevity.

Image: Picun B8 Bluetooth Headphones, showcasing their sleek design and Ashen Golden color.
2. What's in the Box
Please check the package contents to ensure all items are present:
- 1 x Picun B8 Foldable Deep Bass Headphone
- 1 x 3.5mm Audio Cable
- 1 x USB Charging Cable (Type-C)
- 1 x User Manual
3. Product Overview
Familiarize yourself with the various parts and controls of your Picun B8 headphones.
3.1. Headphone Components
- Adjustable Headband: For a comfortable fit on various head sizes.
- Rotating Earcups: 60° rotation for optimal comfort and portability.
- Soft Earpads: Made of skin-friendly PU leather and highly elastic sponge for extended wear.

Image: Detailed view of the adjustable headband and 60° rotating earcups, highlighting the comfort features.
3.2. Controls and Ports
- Touch Area: Located on the earcup for intuitive control.
- Power/EQ/Low-Delay Button: Multi-function button for power, EQ mode switching, and low-latency mode.
- Next Track Button: Skip to the next song.
- Previous Track Button: Go back to the previous song.
- Built-in Microphone: For hands-free calls and voice assistant.
- USB-C Charging Port: For charging the headphones.
- 3.5mm Audio Jack: For wired connection.

Image: Close-up view of the right earcup, illustrating the touch area, control buttons, and charging/audio ports.
4. Setup
4.1. Charging the Headphones
Before first use, fully charge your headphones. A full charge provides up to 120 hours of music playtime.
- Connect the supplied USB-C charging cable to the USB-C port on the headphone.
- Connect the other end of the cable to a USB power adapter (not included) or a computer's USB port.
- The LED indicator will show charging status and turn off when fully charged. Charging typically takes about 2 hours.

Image: Illustration emphasizing the 120-hour battery life and 1000mAh battery capacity.
4.2. Power On/Off
- Power On: Press and hold the Power button for 3 seconds until the LED indicator lights up.
- Power Off: Press and hold the Power button for 3 seconds until the LED indicator turns off.
4.3. Bluetooth Pairing
The Picun B8 headphones use Bluetooth 5.3 for a fast and stable connection up to 33 feet.
- Ensure the headphones are powered off.
- Press and hold the Power button for 5 seconds until the LED indicator flashes blue and red alternately, indicating pairing mode.
- On your device (smartphone, tablet, PC), enable Bluetooth and search for available devices.
- Select "Picun B8" from the list of devices.
- Once connected, the LED indicator will turn solid blue.

Image: Visual representation of the advanced Bluetooth 5.3 chip, highlighting its benefits for connectivity.
4.4. Connecting to Two Bluetooth Devices Simultaneously
The headphones can connect to two Bluetooth devices at once, allowing for seamless switching between audio sources.
- Pair the headphones with the first device as described in Section 4.3.
- Disable Bluetooth on the first device. The headphones will re-enter pairing mode.
- Pair the headphones with the second device.
- Re-enable Bluetooth on the first device. The headphones should automatically connect to both devices.

Image: Illustration demonstrating the ability to connect the headphones to two Bluetooth devices, such as a tablet and a smartphone, at the same time.
4.5. Wired Connection (3.5mm Audio Cable)
You can use the headphones with non-Bluetooth devices or when the battery is low using the included 3.5mm audio cable.
- Plug one end of the 3.5mm audio cable into the headphone's 3.5mm audio jack.
- Plug the other end into the audio output of your device.
- Note: In wired mode, Bluetooth functions and some controls on the headphones may be disabled.

Image: Visual comparison of using the headphones wirelessly via Bluetooth 5.3 versus a wired connection with the 3.5mm audio cable.
5. Operating Instructions
5.1. Music Playback
- Play/Pause: Short touch the Touch Area once.
- Next Track: Press the 'Next Track' button.
- Previous Track: Press the 'Previous Track' button.
5.2. Volume Control
- Increase Volume: Press the '+' button.
- Decrease Volume: Press the '-' button.
5.3. EQ Modes
The Picun B8 headphones feature 3 EQ modes to customize your listening experience.
- Switch EQ Mode: Short press the Power/EQ button twice to cycle between Pop, Bass Boost, and Rock modes.

Image: A user enjoying music with the headphones, illustrating the availability of Pop, Bass Boost, and Rock EQ modes for a better music experience.
5.4. Hands-Free Calls
The built-in microphone allows for clear hands-free communication.
- Answer Call: Short touch the Touch Area once.
- Reject Call: Touch and hold the Touch Area for three seconds.
- End Call: Short touch the Touch Area once during a call.
- Activate/Deactivate Voice Assistant: Short touch the Touch Area three times.

Image: A user interacting with the voice assistant feature, demonstrating the built-in microphone for hands-free calls.
5.5. Low Latency Game Mode
Activate the 50ms ultra-low latency mode for a synchronized audio and video experience, ideal for gaming and watching videos.
- Activate/Deactivate Low Latency Mode: Press the Power button three times.

Image: Headphones positioned with a smartphone displaying a game, illustrating the 50ms ultra-low latency feature for an enhanced gaming experience.
6. Maintenance
Proper care and maintenance will help extend the life of your headphones.
- Cleaning: Use a soft, dry cloth to wipe the headphones. For earpads, a slightly damp cloth can be used, but ensure they are completely dry before use. Do not use harsh chemicals or abrasive materials.
- Storage: When not in use, store the headphones in a cool, dry place, away from direct sunlight and extreme temperatures. The foldable design allows for compact storage.
- Avoid Water: The headphones are not waterproof. Avoid exposure to water or excessive moisture.
- Handle with Care: Do not drop, disassemble, or modify the headphones.
7. Troubleshooting
If you encounter issues with your headphones, refer to the following common problems and solutions:
| Problem | Solution |
|---|---|
| Headphones do not power on. | Ensure the headphones are fully charged. Press and hold the Power button for 3-5 seconds. |
| Cannot pair via Bluetooth. | Ensure headphones are in pairing mode (flashing blue/red LED). Turn off and on Bluetooth on your device. Move headphones closer to the device. Clear previous Bluetooth connections on your device. |
| No sound or poor sound quality. | Check volume levels on both headphones and connected device. Ensure headphones are properly paired. Try switching EQ modes. If using wired connection, ensure cable is fully inserted. |
| Microphone not working during calls. | Ensure headphones are connected as an audio input device on your phone/PC settings. Check if the microphone is muted on your device. |
| Battery drains quickly. | Ensure headphones are fully charged. High volume usage or continuous low-latency mode can consume more power. |
8. Specifications
| Feature | Detail |
|---|---|
| Model Name | B8-Gray |
| Connectivity Technology | Wireless (Bluetooth), Wired (3.5mm Jack) |
| Wireless Communication Technology | Bluetooth 5.3 |
| Bluetooth Range | 33 Feet |
| Audio Driver Type | Dynamic Driver |
| Audio Driver Size | 40 Millimeters |
| Battery Life | 120 Hours |
| Charging Time | 2 Hours |
| Battery Type | 1 Lithium Polymer battery (included) |
| Control Type | Call Control, Touch, Voice |
| Frequency Range | 20 Hz - 20000 Hz |
| Ear Placement | Over Ear |
| Material | Plastic |
| Item Weight | 12.3 ounces |
| Item Model Number | 1225-3554 |
9. Warranty and Support
Picun is committed to providing high-quality products and excellent customer service.
- Warranty: Your Picun B8 headphones come with a one-year refund guarantee and a two-year warranty from the date of purchase.
- User Support: We offer lifelong worry-free user support. If you have any questions, concerns, or require assistance with your product, please do not hesitate to contact our customer service team. We aim to reply within 12 hours.
For support, please refer to the contact information provided on the product packaging or the official Picun website.
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