Introduction
This manual provides detailed instructions for the safe and efficient use of your P9 Pro Max Bluetooth Over-Ear Headset. Please read this manual thoroughly before using the product and retain it for future reference.
Product Overview
The P9 Pro Max headset offers versatile audio connectivity with Bluetooth V5.1, wired AUX, and TF card playback. It features a comfortable over-ear design with soft earcups and a flexible headband.
Headset Components
- Thick Soft Headband: Designed for comfort during extended wear.
- Soft Breathable Memory Foam Earmuffs: Provides comfort and passive noise isolation.
- Adjustable Earcups: Ergonomic design allows for free adjustment to fit various head sizes.
- Control Buttons: For power, volume, track control, and call management.
- Type-C Charging Port: For charging the internal battery.
- 3.5mm AUX Port: For wired audio connection.
- TF Card Slot: For direct audio playback from a memory card.
- 40mm Speaker Drivers: Delivers clear stereo sound.

Image: Overview of the P9 Pro Max headset highlighting the thick soft headband and soft breathable memory foam earmuffs for comfort.

Image: A person wearing the P9 Pro Max headset, demonstrating its ergonomic and freely adjustable design for a comfortable fit.
Setup
1. Charging the Headset
Before first use, fully charge the headset. Use the provided Type-C charging cable to connect the headset's charging port to a USB power source (e.g., computer, wall adapter). The charging indicator light will typically show red during charging and turn off or blue when fully charged.
- Charging Time: Approximately 2 hours.
- Input Voltage: 3.7-5 V DC.

Image: Detailed view of the headset's side, indicating the Type-C charging port, 3.5mm AUX cable input, and TF card slot.
2. Power On/Off
- Power On: Press and hold the On/Off button for approximately 3 seconds until the indicator light flashes.
- Power Off: Press and hold the On/Off button for approximately 3 seconds until the indicator light turns off.
3. Bluetooth Pairing
After powering on, the headset will automatically enter pairing mode (indicator light will flash blue and red alternately).
- Ensure Bluetooth is enabled on your device (smartphone, tablet, computer).
- Search for available Bluetooth devices.
- Select "P9 Pro Max" from the list of devices.
- Once paired, the indicator light will flash blue slowly, and you will hear a confirmation tone.
- Transmission Distance: Up to 10 meters (unobstructed).
Operating Instructions
Control Functions

Image: Illustration of the headset's control panel, detailing button functions for volume, track selection, power, play/pause, call management, and mode switching.
| Button/Action | Function |
|---|---|
| Volume + (Press once) | Increase Volume |
| Volume + (Long Press) | Next Song |
| Volume - (Press once) | Decrease Volume |
| Volume - (Long Press) | Previous Song |
| On/Off Button (Long Press 3rd) | Power On/Off |
| On/Off Button (Press once) | Play/Pause Music |
| On/Off Button (Press once) | Receive/Hang Up Calls |
| BT/Radio Mode Button (Press once) | Switch between Bluetooth, Wired, and TF Card modes. |
Wired Connection (AUX Mode)
To use the headset with a wired connection, plug one end of a 3.5mm AUX cable into the headset's AUX port and the other end into your audio device. The headset will automatically switch to wired mode. Note that some control functions may be limited in wired mode.
TF Card Playback
Insert a TF (microSD) card loaded with audio files into the TF card slot on the headset. The headset will automatically detect the card and begin playing music. Use the control buttons to manage playback.
Maintenance
- Cleaning: Use a soft, dry cloth to clean the headset. Do not use abrasive cleaners or solvents.
- Storage: Store the headset in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: To prolong battery life, avoid fully discharging the battery frequently. Charge the headset regularly, even if not in use for extended periods.
- Avoid Water: This headset is not waterproof. Avoid exposure to water or excessive moisture.
Troubleshooting
| Problem | Solution |
|---|---|
| Headset does not power on. | Ensure the headset is fully charged. Connect it to a power source using the Type-C cable. |
| Cannot pair via Bluetooth. |
|
| No sound or low volume. |
|
| Headset disconnects frequently. |
|
Specifications
| Feature | Detail |
|---|---|
| Bluetooth Version | V5.1 |
| Connection Methods | Bluetooth, Wired (3.5mm AUX), TF Card |
| Transmission Distance | Up to 10 meters |
| Battery Capacity | Approximately 400mAh |
| Charging Time | Approximately 2 hours |
| Talk Time | Approximately 10 hours |
| Standby Time | Approximately 120 hours |
| Input Voltage | 3.7-5 V DC |
| Charging Port | Type-C |
| Speaker Driver Size | 40mm |
| Model Number | hsiy-01 |

Image: Diagram illustrating the internal structure of the 40mm speaker unit, emphasizing its design for high-fidelity and panoramic sound.
Warranty and Support
This product is covered by a standard manufacturer's warranty. For specific warranty terms and conditions, please refer to the packaging or contact your retailer. For technical support or further assistance, please contact the seller through the platform where the product was purchased.





