UEME DB-323B Retro Portable DAB+/FM Radio with Bluetooth Speaker User Manual

1. Introduction

Thank you for purchasing the UEME DB-323B Retro Portable DAB+/FM Radio with Bluetooth Speaker. This device combines classic retro aesthetics with modern digital audio technology, offering DAB+, FM radio, and Bluetooth streaming capabilities. It features a built-in rechargeable battery for portability, a clear LCD display, and an alarm clock function. Please read this manual carefully to ensure proper use and to maximize your listening experience.

2. Important Safety Information

• Power Source: Use only the specified power adapter (not included) and charging cable. Ensure the voltage is compatible with the device.
• Water and Moisture: Do not expose the unit to rain, moisture, or immerse it in water. Keep it away from liquids.
• Heat: Do not place the unit near heat sources such as radiators, heat registers, stoves, or other apparatus (including amplifiers) that produce heat.
• Ventilation: Ensure proper ventilation. Do not block any ventilation openings.
• Cleaning: Unplug the unit from the power source before cleaning. Use a soft, dry cloth. Do not use liquid cleaners or aerosol cleaners.
• Servicing: Do not attempt to service this product yourself. Refer all servicing to qualified service personnel.
• Battery: The device contains a built-in rechargeable lithium-ion battery. Do not expose the battery to excessive heat or direct sunlight. Dispose of batteries according to local regulations.

3. Package Contents

Please check the package for the following items:

• UEME DB-323B DAB+/FM Radio
• USB Charging Cable (USB-A to DC power cable)
• User Manual (this document)

Note: A USB power adapter is not included and must be purchased separately.

4. Product Overview

Familiarize yourself with the various parts and controls of your UEME DB-323B radio.

Controls and Ports:

• Power Button: Turns the radio on/off.
• Mode Button: Switches between DAB+, FM, and Bluetooth modes.
• Scan Button: Initiates automatic station scanning.
• Tune +/- Buttons: Manually tunes frequencies or navigates menus.
• Info/Menu Button: Displays station information or accesses settings menu.
• Preset Button: Accesses saved radio stations.
• Alarm Button: Sets and manages alarms.
• Time Button: Sets time and date.
• Select/Snooze Knob: Confirms selections in menus, adjusts volume, or activates snooze during an alarm.
• LCD Display: Shows station information, time, date, and menu options.
• Telescopic Antenna: For optimal radio reception.
• DC IN Port: For connecting the power cable.
• 3.5mm Headphone Jack: For private listening.

5. Setup

5.1 Charging the Battery

The UEME DB-323B radio has a built-in rechargeable lithium-ion battery. Before first use, it is recommended to fully charge the battery.

1. Connect the provided USB charging cable to the DC IN port on the back of the radio.
2. Connect the other end of the USB charging cable to a USB power adapter (5V, not included), a computer USB port, or a power bank.
3. The charging indicator on the display will show the charging status. Once fully charged, the indicator will change.

A full charge provides approximately 9-10 hours of playback at 100% volume or 18-20 hours at 50% volume.

5.2 Antenna Adjustment

For optimal radio reception, fully extend the telescopic antenna when listening to DAB+ or FM radio.

6. Operating Instructions

6.1 Power On/Off

Press the Power button to turn the radio on or off.

6.2 Mode Selection

Press the Mode button repeatedly to cycle through available modes: DAB+, FM, and Bluetooth.

6.3 DAB+ Radio Operation

1. Switch to DAB+ mode using the Mode button.
2. Extend the telescopic antenna for best reception.
3. Press the Scan button to perform an automatic scan for available DAB+ stations. The radio will store up to 30 presets.
4. Rotate the Select/Snooze knob to browse through the scanned stations. Press the knob to select a station.
5. To manually save a station: Tune to the desired station, then press and hold the Preset button until 'Preset Store' appears. Rotate the Select/Snooze knob to choose a preset number (1-30) and press the knob to confirm.
6. To recall a preset: Press the Preset button briefly, then rotate the Select/Snooze knob to select the desired preset and press the knob to confirm.
7. Press the Info/Menu button to view station information (e.g., program type, signal strength).

6.4 FM Radio Operation

1. Switch to FM mode using the Mode button.
2. Extend the telescopic antenna for best reception.
3. Press the Scan button to perform an automatic scan for available FM stations. The radio will store up to 30 presets.
4. To manually tune: Use the Tune +/- buttons for fine-tuning, or press and hold them for automatic seek to the next strong station.
5. To manually save a station: Tune to the desired station, then press and hold the Preset button until 'Preset Store' appears. Rotate the Select/Snooze knob to choose a preset number (1-30) and press the knob to confirm.
6. To recall a preset: Press the Preset button briefly, then rotate the Select/Snooze knob to select the desired preset and press the knob to confirm.

6.5 Bluetooth Speaker Function

The radio can be used as a Bluetooth speaker to stream audio from your smartphone or other Bluetooth-enabled devices.

1. Switch to Bluetooth mode using the Mode button. The display will show 'Bluetooth' and the radio will enter pairing mode.
2. On your Bluetooth device (e.g., smartphone), enable Bluetooth and search for available devices.
3. Select 'UEME DB-323B' from the list of devices.
4. Once paired, the radio will confirm the connection, and you can start playing audio from your device.

6.6 Setting the Alarm Clock

The radio features a dual alarm function.

1. Press the Alarm button to enter alarm settings.
2. Rotate the Select/Snooze knob to select Alarm 1 or Alarm 2, then press the knob to confirm.
3. Follow the on-screen prompts to set the alarm time, alarm source (DAB+, FM, or Buzzer), and alarm volume.
4. Press the Select/Snooze knob to confirm each setting.
5. When an alarm sounds, press the Select/Snooze knob to activate the snooze function, or press the Power button to turn off the alarm.

6.7 Display and Volume

• Volume Adjustment: Rotate the Select/Snooze knob during playback to adjust the volume.
• Display Dimmer: The LCD display has a dimmable backlight. Access this setting via the Info/Menu button to adjust brightness.

6.8 Headphone Use

Connect 3.5mm headphones to the headphone jack for private listening. When headphones are connected, the main speaker will be muted.

7. Maintenance

7.1 Cleaning

To clean the radio, unplug it from any power source. Use a soft, dry, lint-free cloth to wipe the surfaces. Do not use abrasive cleaners, waxes, or solvents as they may damage the finish.

7.2 Battery Care

• Avoid fully discharging the battery frequently.
• If storing the radio for an extended period, charge the battery to approximately 50% every few months to maintain battery health.
• Do not expose the battery to extreme temperatures.

8. Troubleshooting

If you encounter issues with your UEME DB-323B radio, please refer to the following common problems and solutions:

9. Specifications

Detailed technical specifications for the UEME DB-323B radio:

• Brand: UEME
• Model Number: DB-323B
• Connectivity: Bluetooth V5.0
• Radio Frequencies: DAB/DAB+ (174 MHz - 240 MHz), FM
• Presets: 30 DAB+/DAB, 30 FM
• Speaker Output: 1 x 3W (Mono)
• Battery: Built-in 3.7V/2600 mAh Lithium-ion rechargeable battery
• Battery Life: Up to 9-10 hours (100% volume), 18-20 hours (50% volume)
• Display: LCD with blue backlight, dimmable
• Alarm Function: Dual alarm with snooze
• Headphone Jack: 3.5mm
• Power Input: 5 Volts DC (via USB charging cable)
• Dimensions (L x W x H): Approximately 22.5 cm x 8 cm x 13 cm
• Style: Retro

10. Warranty and Support

UEME products are designed for reliability and performance. For warranty information or technical support, please refer to the documentation provided at the time of purchase or contact your retailer. Please have your model number (DB-323B) and purchase details ready when contacting support.