1. Introduction
Thank you for choosing the Bingxue Portable AM FM Vintage Transistor Radio with Bluetooth, Model P350. This versatile radio combines classic aesthetics with modern functionality, offering multiple audio playback options and power sources. This manual provides detailed instructions for setup, operation, and maintenance to ensure optimal performance and longevity of your device.
2. Product Features
- Portable Design: Compact and lightweight (approximately 1 lb) with a large handle for easy transport. Dimensions: 8.3 x 2.1 x 5.9 inches.
- AM/FM Radio: Supports FM (87.5-108MHz) and AM (520-1620KHz) frequencies with a long, extendable antenna for enhanced reception.
- Multiple Power Options: Features a built-in 1200 mAh rechargeable battery (up to 8 hours playback), operates on 4 C-cell batteries (not included), or can be powered via a plug-in charging cable (USB adapter not included).
- Easy Operation: Equipped with a large tuning dial and clear scale for simple station selection, suitable for all users.
- Versatile Audio Playback: Connects via Bluetooth for wireless streaming, includes USB and SD card slots for playing MP3s or audiobooks, and a 3.5mm headphone jack for private listening.
3. Package Contents
Ensure all items are present upon unboxing:
- 1 x Bingxue Portable Bluetooth Radio (Model P350)
- 1 x Charge Cable
- 1 x Gift Box (packaging)
- 1 x Owner's Manual (this document)
4. Setup
4.1. Battery Installation (Optional)
For portable use without the built-in rechargeable battery, you can install C-cell batteries.
- Locate the battery compartment on the back of the radio.
- Open the battery compartment cover.
- Insert 4 C-cell batteries (not included), ensuring correct polarity (+/-).
- Close the battery compartment cover securely.

Figure 4.1: Rear view of the radio with the battery compartment.

Figure 4.2: Installing C-cell batteries.
4.2. Charging the Built-in Battery
The radio features a built-in 1200 mAh rechargeable battery. To charge:
- Connect the provided charge cable to the DC 5V input port on the side of the radio.
- Connect the other end of the charge cable to a USB power adapter (not included) or a powered USB port.
- The charge indicator light will illuminate (typically red) during charging. It will change color or turn off when fully charged.

Figure 4.3: Charging the radio via wall adapter.
5. Operating Instructions
5.1. Power On/Off
Press the 'POWER' button on the top control panel to turn the radio on or off.
5.2. Adjusting Volume
Use the 'VOLUME' slider control located on the side of the radio to increase or decrease the audio output.

Figure 5.1: Volume and Tuning controls.
5.3. AM/FM Radio Operation
- Extend the telescopic antenna for optimal reception.
- Press the 'FUNCTION' button repeatedly until the 'RADIO' indicator light is illuminated.
- Rotate the large tuning dial on the front of the radio to select your desired AM or FM station. The frequency scale will indicate the current tuning.

Figure 5.2: Extending the antenna for radio reception.

Figure 5.3: Using the large tuning dial for station selection.
5.4. Bluetooth Playback
- Press the 'FUNCTION' button repeatedly until the 'BT/USB' indicator light flashes blue, indicating Bluetooth pairing mode.
- On your mobile device, enable Bluetooth and search for available devices. Select 'P350' from the list.
- Once paired, the 'BT/USB' indicator light will turn solid blue. You can now stream audio from your device to the radio.

Figure 5.4: Bluetooth connection process.
5.5. USB/SD Card Playback
- Insert a USB flash drive or an SD card (with MP3/audiobook files) into the corresponding slot on the top control panel.
- Press the 'FUNCTION' button repeatedly until the 'BT/USB' indicator light illuminates red, indicating USB/SD card mode.
- Use the 'PREV', 'NEXT', 'PLAY', and 'STOP' buttons on the control panel to manage playback.

Figure 5.5: USB flash drive inserted for playback.
5.6. Headphone Use
For private listening, plug any standard 3.5mm headphones into the headphone jack located on the top control panel. The radio's speaker output will automatically mute.

Figure 5.6: Using the headphone jack for private listening.
6. Maintenance
- Clean the radio with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Avoid exposing the radio to extreme temperatures, direct sunlight, or moisture.
- When not in use for extended periods, remove C-cell batteries to prevent leakage.
7. Troubleshooting
- No Power: Ensure the radio is charged, C-cell batteries are correctly installed, or the power cable is securely connected.
- Poor Radio Reception: Fully extend the telescopic antenna and try repositioning the radio. Signal strength can vary based on location.
- Bluetooth Pairing Issues: Ensure the radio is in Bluetooth pairing mode (flashing blue light). Check that your device's Bluetooth is enabled and within range. Forget previous pairings on your device if necessary.
- USB/SD Card Not Playing: Ensure the files on the USB drive or SD card are in a compatible format (e.g., MP3). Reinsert the storage device or try a different one.
- No Sound from Speaker: Check the volume level. If headphones are plugged in, unplug them. Ensure the correct function mode is selected.
8. Specifications
| Model Number | P350 |
| Product Dimensions | 8.27"L x 2.17"W x 6.1"H (21 x 5.5 x 15.5 cm) |
| Item Weight | 1 pound (0.45 kg) |
| Radio Bands Supported | AM/FM |
| FM Frequency Range | 87.5-108 MHz |
| AM Frequency Range | 520-1620 KHz |
| Connectivity Technology | Bluetooth |
| Power Source | Battery Operated (4 C batteries, not included) or Plug-in Wall (DC 5V, USB adapter not included) |
| Built-in Battery | 1200 mAh rechargeable Li-ion battery |
| Playback Time (Built-in Battery) | Up to 8 hours |
| Special Features | Built-In AM FM Antenna, Lightweight, Portable, Rechargeable, USB/SD Card Playback, 3.5mm Headphone Jack |
9. Warranty and Support
For warranty information or technical support, please refer to the contact details provided with your purchase documentation or visit the official Bingxue website. Keep your purchase receipt as proof of purchase.