1. Introduction
Experience an auditory delight with your COLSUR Retro Bluetooth Speaker, seamlessly blending vintage decor with cutting-edge technology. This compact wireless speaker not only channels the classic vibes of an AM/FM radio but also effortlessly connects to your devices via Bluetooth. It is designed for modern lifestyles, bringing retro charm to your space without compromising on portability. This manual provides detailed instructions for setup, operation, and maintenance.
2. Product Overview
The COLSUR Retro Bluetooth Speaker features a classic design with modern functionalities. Below are the key components and controls:
Figure 2.1: Front view of the COLSUR Retro Bluetooth Speaker, showcasing its vintage design with a rotary dial and decorative vacuum tubes.
2.1 Front Panel Controls
- Rotary Dial: Used for tuning FM radio frequencies and adjusting volume.
- Decorative Vacuum Tubes: Illuminate when the speaker is powered on, adding to the retro aesthetic.
2.2 Top Panel Controls
Figure 2.2: Top view of the speaker, showing the control buttons.
- Power Button: Press and hold to power on/off.
- Mode Button (M): Press to switch between Bluetooth, FM Radio, AUX, TF Card, and USB modes.
- Volume Up/Next Track: Short press for next track, long press for volume up.
- Volume Down/Previous Track: Short press for previous track, long press for volume down.
2.3 Rear Panel Ports
Figure 2.3: Rear panel of the speaker, detailing the various input/output ports.
- DC-5V (Micro USB): Charging port for the speaker.
- USB: For USB drive playback.
- LINE IN (AUX): 3.5mm audio input for external devices.
- TF (Micro SD) Card Slot: For TF/Micro SD card playback.
- Telescopic Antenna: Extend for improved FM radio reception.
3. Setup
Before first use, ensure your COLSUR Retro Bluetooth Speaker is fully charged.
3.1 Initial Charging
- Connect the provided Micro USB charging cable to the DC-5V port on the rear of the speaker.
- Connect the other end of the cable to a USB power adapter (not included) or a computer USB port.
- The charging indicator light will illuminate. Once fully charged, the light may change color or turn off, depending on the model.
3.2 Powering On/Off
- Press and hold the Power button on the top panel for a few seconds until you hear an audible prompt and the vacuum tubes light up.
- To power off, press and hold the Power button again until the prompt sounds and the lights turn off.
4. Operating Instructions
4.1 Bluetooth Mode
The speaker defaults to Bluetooth mode upon powering on. An audible prompt "Bluetooth mode" will confirm this.
Video 4.1: Demonstrates the unboxing, features, Bluetooth pairing, and FM tuning of the COLSUR Retro Bluetooth Speaker.
- Ensure the speaker is in Bluetooth mode. If not, press the Mode (M) button to switch.
- On your mobile device, enable Bluetooth and search for available devices.
- Select "AS19" from the list to pair. An audible confirmation will sound upon successful connection.
- You can now play audio from your device through the speaker.
- Use the Volume Up/Down buttons on the speaker for volume control, or short press for next/previous track.
4.2 FM Radio Mode
Enjoy your favorite radio stations with the built-in FM tuner.
Figure 4.2: A user enjoying the FM radio function of the speaker.
- Press the Mode (M) button until you hear "FM mode".
- Extend the telescopic antenna on the rear for optimal reception.
- Rotate the dial on the front panel to tune to your desired FM frequency.
4.3 AUX Input (Line In)
Connect external audio devices using the AUX input.
- Press the Mode (M) button to switch to "Line in mode".
- Connect one end of a 3.5mm audio cable (included) to the LINE IN port on the speaker.
- Connect the other end to the audio output of your external device (e.g., MP3 player, computer).
4.4 TF Card / USB Playback
Play audio files directly from a TF (Micro SD) card or USB drive.
- Insert a TF card into the TF card slot or a USB drive into the USB port on the rear panel.
- The speaker will automatically switch to the corresponding mode and begin playback. If not, press the Mode (M) button to select.
5. Maintenance
To ensure the longevity and optimal performance of your speaker, follow these maintenance guidelines:
- Cleaning: Use a soft, dry cloth to wipe the surface of the speaker. Do not use abrasive cleaners or solvents.
- Storage: Store the speaker in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: For best battery life, avoid fully discharging the battery frequently. Charge it regularly, even if not in use for extended periods.
- Handle with Care: Avoid dropping the speaker or subjecting it to strong impacts.
6. Troubleshooting
If you encounter any issues with your COLSUR Retro Bluetooth Speaker, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not power on. | Low battery; Power button not pressed correctly. | Charge the speaker fully. Press and hold the Power button for a few seconds. |
| No sound or low volume. | Volume too low; Incorrect mode; Device not connected. | Increase speaker and device volume. Ensure correct mode is selected. Re-pair Bluetooth device or check AUX/USB connection. |
| Bluetooth not connecting. | Speaker not in pairing mode; Device Bluetooth off; Too far from speaker. | Ensure speaker is in Bluetooth mode. Turn device Bluetooth off/on. Move device closer to speaker (within 10m). |
| Poor FM radio reception. | Antenna not extended; Weak signal area. | Fully extend the telescopic antenna. Try repositioning the speaker for better signal. |
| Loud power on/off announcement. | Normal operation. | This is a characteristic of the speaker and cannot be adjusted. |
7. Specifications
| Feature | Detail |
|---|---|
| Product Dimensions | 1.5 x 2 x 2 inches |
| Item Weight | 1.14 pounds (0.52 Kilograms) |
| Model Name | AS19 |
| Power Source | Battery Powered |
| Battery Type | 1 Lithium Ion battery (included) |
| Bluetooth Version | 5.1 (implied from product title) |
| Playtime | Up to 9 hours (from feature bullets) |
| Manufacturer | COLSUR |
| Date First Available | October 13, 2023 |
8. What's in the Box
- COLSUR Retro Bluetooth Speaker (Model AS19)
- Power Cord (Micro USB charging cable)
- User Manual
9. Warranty and Support
COLSUR provides a one-year quality safeguard for this product. For any questions or support needs, COLSUR is available to answer customer questions online 24 hours a day.
For further assistance, please refer to the contact information provided with your purchase or visit the official COLSUR store on Amazon.