1. Introduction
Thank you for purchasing the Blaupunkt BLP3770-182 Portable Bluetooth Speaker. This manual provides essential information for the safe and efficient use of your device. Please read these instructions carefully before using the speaker and retain them for future reference.
2. Safety Information
- Do not expose the speaker to extreme temperatures, direct sunlight, or high humidity.
- Avoid dropping or subjecting the speaker to strong impacts.
- Do not disassemble, repair, or modify the speaker yourself. Contact qualified service personnel for any repairs.
- Keep the speaker away from water and other liquids. This product is not waterproof.
- Use only the provided USB charging cable or a certified equivalent.
- Keep out of reach of children.
3. Package Contents
Please check that all items are present in the package:
- Blaupunkt BLP3770-182 Portable Bluetooth Speaker
- USB Charging Cable
- User Manual (this document)
4. Product Overview
Familiarize yourself with the speaker's components and controls.

Figure 1: Front view of the Blaupunkt BLP3770-182 portable Bluetooth speaker in blue, showing its cylindrical mesh design and top control panel.

Figure 2: Product packaging for the Blaupunkt BLP3770-182 speaker, featuring a diagram that illustrates the speaker's control buttons and ports. This diagram helps identify the functions of each button.
Control Buttons and Ports (Refer to Figure 2)
- Power Button: Press and hold to turn the speaker On/Off.
- Mode Button (M): Press to switch between Bluetooth, FM Radio, and AUX modes.
- Play/Pause Button (►▮): Press to play or pause audio. In FM mode, press to auto-scan and save stations.
- Volume Down / Previous Track Button (-): Press to decrease volume. Press and hold to go to the previous track (Bluetooth mode) or previous station (FM mode).
- Volume Up / Next Track Button (+): Press to increase volume. Press and hold to go to the next track (Bluetooth mode) or next station (FM mode).
- USB Charging Port: For charging the speaker's internal battery.
- AUX-in Port: For connecting external audio devices via a 3.5mm audio cable (cable not included).
5. Setup
5.1 Charging the Speaker
- Before first use, fully charge the speaker.
- Connect the small end of the USB charging cable to the USB Charging Port on the speaker.
- Connect the larger end of the USB cable to a USB power adapter (e.g., smartphone charger, computer USB port) or a 5V/0.5A USB wall charger.
- The charging indicator light will illuminate (color may vary) during charging and turn off or change color when fully charged.
- Charging typically takes 2-3 hours.
5.2 Power On/Off
- To Power On: Press and hold the Power Button for approximately 3 seconds until you hear an audible prompt or see an indicator light.
- To Power Off: Press and hold the Power Button for approximately 3 seconds until you hear an audible prompt or the indicator light turns off.
6. Operating Instructions
6.1 Bluetooth Pairing
- Ensure the speaker is powered on and in Bluetooth mode. If not, press the Mode Button (M) until you hear a "Bluetooth mode" prompt or see a flashing blue indicator light.
- Enable Bluetooth on your smartphone, tablet, or other audio device.
- Search for available Bluetooth devices. You should see "BLP3770-182" or a similar name in the list.
- Select "BLP3770-182" to connect. Once paired, you will hear a confirmation sound, and the indicator light will stop flashing and remain solid blue.
- You can now play audio from your device through the speaker. The effective Bluetooth range is approximately 10 meters (33 feet).
6.2 Audio Playback (Bluetooth Mode)
- Play/Pause: Press the Play/Pause Button (►▮) to play or pause the current track.
- Next Track: Press and hold the Volume Up / Next Track Button (+).
- Previous Track: Press and hold the Volume Down / Previous Track Button (-).
- Volume Control: Press the Volume Up (+) or Volume Down (-) buttons to adjust the volume.
6.3 FM Radio Mode
- Press the Mode Button (M) repeatedly until you hear an "FM Radio mode" prompt.
- Auto-Scan and Save Stations: In FM mode, press the Play/Pause Button (►▮) once to automatically scan for and save available FM radio stations. The speaker will cycle through frequencies and store stations with strong signals.
- Change Stations: Press and hold the Volume Up / Next Track Button (+) or Volume Down / Previous Track Button (-) to navigate between saved stations.
- Volume Control: Press the Volume Up (+) or Volume Down (-) buttons to adjust the volume.
6.4 AUX-in Mode
- Connect one end of a 3.5mm audio cable (not included) to the AUX-in Port on the speaker.
- Connect the other end of the audio cable to the headphone jack or audio output of your external device (e.g., MP3 player, computer).
- Press the Mode Button (M) repeatedly until you hear an "AUX mode" prompt.
- Play audio from your external device. Volume can be controlled both on the speaker and your connected device.
7. Maintenance
- Cleaning: Use a soft, dry cloth to clean the speaker. Do not use abrasive cleaners or solvents.
- Storage: When not in use for extended periods, store the speaker in a cool, dry place, away from direct sunlight and extreme temperatures.
- Battery Care: To prolong battery life, fully charge the speaker at least once every three months, even if not in use.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not power on. | Battery is depleted. | Charge the speaker for 2-3 hours. |
| Cannot pair with Bluetooth device. | Speaker is not in pairing mode. Bluetooth is off on your device. Speaker is too far from device. | Ensure speaker is in Bluetooth mode (flashing blue light). Enable Bluetooth on your device. Move speaker closer to your device (within 10m). |
| No sound or low volume. | Volume is too low on speaker or connected device. Incorrect mode selected. | Increase volume on both speaker and connected device. Ensure correct mode (Bluetooth, FM, AUX) is selected. |
| Poor FM radio reception. | Weak signal. Interference. | Move the speaker to a location with better reception. Try auto-scanning again. |
9. Specifications
| Model: | BLP3770-182 |
| Bluetooth Version: | 5.0 |
| Bluetooth Range: | Up to 10 meters (33 feet) |
| Output Power: | 10W (2 x 5W) |
| Frequency Response: | 100 Hz - 18 kHz |
| Power Input: | DC 5V, 0.5A |
| Battery Type: | Li-ion, 800 mAh |
| Playtime: | 2-3 hours (at 70% volume) |
| Charging Time: | 2-3 hours |
| Dimensions (L x W x H): | 160 x 75 x 75 mm (approx.) |
| Weight: | 380 grams |
| Wireless Communication: | Bluetooth (Note: Wi-Fi mentioned in spec, but product description and features focus solely on Bluetooth for audio streaming.) |
| Features: | Bluetooth 5.0, FM Radio, AUX-in |
10. Warranty and Support
Blaupunkt products are designed and manufactured to the highest quality standards. For warranty information or technical support, please refer to the warranty card included with your purchase or visit the official Blaupunkt website for your region.
You can also contact your retailer for assistance.





