Introduction
Thank you for choosing the Picun B8 Wireless Bluetooth Headphones. This manual provides detailed instructions for setting up, operating, maintaining, and troubleshooting your headphones to ensure optimal performance and longevity. Please read this manual carefully before using the product.
Product Overview
The Picun B8 headphones are designed for an immersive audio experience with advanced features and comfortable design. Key features include:
- Extended Playtime: Up to 120 hours of music playback on a single charge with a 1000mAh battery.
- Dynamic Sound: Equipped with dual 40mm dynamic sound units for high-definition audio.
- Customizable Audio: Three EQ modes (Pop, Bass Boost, Rock) to suit your listening preference.
- Seamless Connectivity: Bluetooth 5.3 for stable wireless connection up to 33 feet, and a 3.5mm audio cable option.
- Hands-Free Communication: Built-in microphone for clear calls and voice assistant support.
- Intuitive Control: Easy-to-use touch controls for managing calls and audio.
- Low Latency Gaming: Dedicated low latency mode for a synchronized gaming experience.
- Comfort & Portability: Crafted with skin-friendly PU leather and elastic sponge, featuring 60° rotating earmuffs and an adjustable headband. Foldable design for easy storage and travel.

Image: Picun B8 Wireless Bluetooth Headphones in black, showcasing the over-ear design and controls.
Package Contents
Ensure all items are present in the package:
- Picun B8 Wireless Bluetooth Headphones
- 3.5mm Audio Cable
- USB Charging Cable
- User Manual (this document)
Setup
1. Charging the Headphones
Before first use, fully charge your headphones. Connect the USB charging cable to the charging port on the headphones and to a USB power source (e.g., computer, wall adapter). The LED indicator will show charging status and turn off when fully charged.

Image: A pair of Picun B8 headphones with a graphic indicating 120 hours of playtime, highlighting battery endurance.
2. Powering On/Off
- To power on: Press and hold the Power button until the LED indicator lights up.
- To power off: Press and hold the Power button until the LED indicator turns off.
3. Bluetooth Pairing
- Ensure the headphones are powered off.
- Press and hold the Power button for approximately 5-7 seconds until the LED indicator flashes blue and red alternately, indicating pairing mode.
- On your device (smartphone, tablet, computer), enable Bluetooth and search for available devices.
- Select "Picun B8" from the list of devices.
- Once connected, the LED indicator on the headphones will flash blue slowly.
4. Wired Connection (3.5mm Audio Cable)
For a wired connection, simply plug one end of the 3.5mm audio cable into the headphone's audio jack and the other end into your audio device. The headphones will automatically switch to wired mode.
Operating Instructions
Music Playback Controls
- Play/Pause: Single touch on the multi-function button (usually the center of the ear cup).
- Next Track: Swipe forward or press the 'Next' button (if available).
- Previous Track: Swipe backward or press the 'Previous' button (if available).
- Volume Up: Swipe up or press the '+' button.
- Volume Down: Swipe down or press the '-' button.
Call Management
- Answer Call: Short touch once on the multi-function button.
- Reject Call: Touch and hold the multi-function button for three seconds.
- End Call: Short touch once on the multi-function button during a call.

Image: A woman wearing Picun B8 headphones, demonstrating the built-in microphone and voice assistant feature for hands-free calls.
Voice Assistant
- Activate/Deactivate: Short touch the multi-function button three times to wake up or turn off the voice assistant (e.g., Siri, Google Assistant).
EQ Modes
The Picun B8 headphones offer three distinct EQ modes for different audio experiences:
- Pop Mode
- Bass Boost Mode
- Rock Mode
To cycle through these modes, press the EQ button twice.

Image: A woman wearing Picun B8 headphones, illustrating the "Better Music Experience" with 3 EQ modes (Pop, Bass-Boost, Rock).
Low Latency Mode (Gaming Mode)
For an optimized gaming experience with minimal audio delay:
- Activate/Deactivate: Press the Power button three times to turn on or off the low latency mode.

Image: Picun B8 headphones shown with a smartphone displaying a game, emphasizing the 50ms ultra-low latency game mode.
Maintenance
- Cleaning: Use a soft, dry cloth to clean the headphones. Do not use harsh chemicals or abrasive materials.
- Storage: When not in use, store the headphones in a cool, dry place. The foldable design allows for compact storage.
- Avoid Water: Do not expose the headphones to water or excessive moisture.
- Charging: Charge the headphones regularly, even if not used frequently, to maintain battery health.
Troubleshooting
| Problem | Solution |
|---|---|
| Headphones do not power on. | Ensure the headphones are fully charged. Connect to a power source using the USB charging cable. |
| Cannot pair via Bluetooth. |
|
| No sound or low volume. |
|
| Poor call quality. |
|
Specifications
| Brand | Picun |
| Model Name | B8 |
| Model Number | B8RM |
| Color Options | Gray, Cyan, Black |
| Ear Placement | Over Ear |
| Driver Size | 40mm Dynamic |
| Frequency Range | 20 Hz - 20,000 Hz |
| Bluetooth Version | 5.3 |
| Wireless Range | Up to 33 Feet (10 meters) |
| Battery Capacity | 1000mAh |
| Playback Time | Up to 120 Hours |
| Connectivity | Bluetooth Wireless, 3.5mm Audio Jack |
| Microphone | Built-in |
| Control Method | Touch, Voice |
| Material | Faux Leather (earpads) |
| Special Features | Foldable Design, 3 EQ Modes, Low Latency Game Mode |
Warranty and Support
Picun provides a one-year refund guarantee and a two-year warranty for the B8 Wireless Bluetooth Headphones. Additionally, lifelong worry-free user support is available.
For any questions, technical assistance, or warranty claims, please contact Picun customer support. Refer to the contact information provided with your purchase or visit the official Picun website for details.
Video Guide
Watch the official product video for a visual guide on the features and usage of your Picun B8 Wireless Bluetooth Headphones.
Video: An official product video demonstrating the features and design of the Picun B8 Wireless Bluetooth Headphones, including sound quality, connectivity, and comfort.







