1. Introduction
The Bolanle P2 PRO is an ultra-compact and lightweight personal in-ear monitor (IEM) amplifier designed for musicians, performers, and audio enthusiasts. It provides high-resolution audio quality and features versatile input/output options, including XLR/TRS combo input and a 3.5mm stereo output. Its rechargeable USB-C port and long battery life make it suitable for portable use in various scenarios such as band performances, recording, live singing, and personal listening.
2. Product Features
- In-Ear Monitor Amplifier: Specifically designed for personal monitoring applications.
- Ultra-Compact & Lightweight Design: Weighs only 140g and is approximately 13.2cm long, making it highly portable.
- High-Power Headphone Output: Delivers robust sound for various headphones and in-ear monitors.
- XLR/TRS Combo Input: Features a locking mechanism to prevent accidental cable disconnection.
- Level Control with Power ON/OFF Switch: Integrated volume knob also functions as the power switch.
- Dual-Mode Operation: External Mono/Stereo source switch for flexible audio routing.
- USB-C 5V Power Charging Port: Convenient and modern charging solution.
- Long Battery Life: Up to 12 hours of operation with 2 AA batteries (not included).
- Integrated Current Limiting: Protects your ears and connected headphones.
- Handy Belt Clip: For secure attachment to clothing or straps.
- Durable Metal Chassis: Built like a tank, impact-resistant for reliability.
3. Package Contents
Please check the package for the following items:
- Bolanle P2 PRO Personal Monitor Amplifier Unit
- USB-C Charging Cable
- User Manual
Note: 2 AA batteries are required for operation and are NOT included in the package. Please purchase them separately.
4. Setup Guide
- Insert Batteries: Open the battery compartment (typically on the bottom or side, refer to Figure 6) and insert two (2) AA batteries, ensuring correct polarity.
- Charge the Device (Optional): Connect the supplied USB-C cable to the 'TYPE-C 5V' port on the amplifier and the other end to a compatible USB power source (e.g., computer, wall adapter). The 'CHG' indicator will illuminate during charging.
- Connect Audio Source: Plug your audio source (e.g., mixer's AUX transmitter, microphone, instrument) into the XLR/TRS combo input on the amplifier. Ensure the cable is securely locked into place. To release, press the label next to the bottom-mounted connector.
- Connect Headphones/IEMs: Plug your preferred headphones, earbuds, or custom-molded professional in-ear monitors (IEMs) into the top-mounted, standard 3.5mm (1/8") stereo output jack.
- Select Mono/Stereo Mode: Use the external MONO/STEREO switch to select the desired mode. For a single source or mixer's AUX transmitter, move the switch to the MONO position. For a headphone output or other stereo source, select STEREO.
5. Operating Instructions
- Power On/Off: Rotate the volume knob clockwise to turn the amplifier ON. The LED indicator around the knob will light up. Rotate counter-clockwise until it clicks to turn OFF.
- Adjust Volume: Once powered on, rotate the volume knob to adjust the output level to your headphones/IEMs. Start with a low volume and gradually increase to a comfortable listening level.
- Monitor Battery Life: The LED indicator may change color or flash to indicate low battery status. Recharge or replace batteries as needed.
6. Maintenance
- Cleaning: Use a soft, dry cloth to clean the exterior of the amplifier. Do not use liquid cleaners or solvents.
- Storage: Store the device in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: If the device will not be used for an extended period, remove the AA batteries to prevent leakage.
- Cable Management: Avoid sharp bends or excessive pulling on cables to prevent damage to connectors and ports.
7. Troubleshooting
- No Sound Output:
- Ensure the amplifier is powered ON and the volume knob is turned up.
- Check all cable connections (audio source to input, headphones to output) are secure.
- Verify the audio source is active and producing sound.
- Check the batteries; replace or recharge if low.
- Confirm the MONO/STEREO switch is in the correct position for your source.
- Distorted Sound:
- Reduce the volume on both the amplifier and the audio source.
- Check for damaged cables or connectors.
- Ensure the audio source signal is not overdriving the amplifier input.
- Device Not Powering On:
- Check if the AA batteries are inserted correctly and are not depleted.
- If using USB-C power, ensure the cable and power source are functional.
8. Specifications
| Feature | Specification |
|---|---|
| Brand Name | Bolanle |
| Model Number | P2 PRO |
| Channels | 1 |
| Signal To Noise Ratio | 20HKZ-20HKZ |
| Dimensions (WxHxD) | 15 x 11 x 6 CM |
| Body Material | Metal |
| Weight | 0.25 kg |
| Recommended Headphone Impedance | 32 - 50 Ohm |
| Built-in Battery | No (Requires 2 AA batteries) |
| Input Type | USB, LINE IN (AUDIO IN), XLR |
| Output Type | USB, LINE OUT (AUDIO OUT), Balanced Out |
| Charging Port | USB-C 5V |
| Certification | CE |
| Origin | Mainland China |
9. User Tips
- Battery Requirement: Remember that the P2 PRO does not include built-in batteries. You will need two (2) AA batteries for portable use.
- Locking XLR/TRS Input: Utilize the locking mechanism on the XLR/TRS input to ensure a stable connection, especially during live performances or active use. Press the release tab to disconnect.
- Volume Control: Always start with the volume at a low setting and gradually increase it to prevent sudden loud sounds that could damage your hearing or equipment.
10. Warranty and Support
For warranty information, technical support, or service inquiries regarding your Bolanle P2 PRO IEM Personal Monitor Amplifier, please contact your retailer or visit the official Bolanle website. Keep your purchase receipt as proof of purchase.
