Introduction
This manual provides detailed instructions for the operation and maintenance of your Jalzdieod DAB373BT Emergency Crank Radio. This device is designed to provide communication, light, and power in various situations, including emergencies, through multiple power sources and radio functionalities.

Image: The DAB373BT radio positioned outdoors during a simulated emergency, highlighting its utility in adverse conditions.
Product Features
- Radio Reception: Supports FM and DAB radio frequencies.
- Bluetooth Connectivity: Allows wireless audio streaming.
- Multiple Power Sources: Integrated 5000mAh lithium battery, hand crank generator, solar panel, and replaceable AAA batteries.
- Emergency Functions: SOS alarm, LED flashlight, and reading lamp.
- Power Bank Function: USB output for charging external devices.
- Display: 2.4-inch LCD screen with clock function.
- Antenna: Telescopic antenna for enhanced signal reception.
Package Contents
Verify that all items are present in the package:
- 1 x Jalzdieod DAB373BT Crank Radio
- 1 x USB Charging Cable
- 1 x User Manual (this document)
Product Overview
Familiarize yourself with the components of your radio:

Image: A detailed diagram illustrating the various parts and controls of the DAB373BT emergency radio.
- Reading Lamp: Provides ambient light.
- Hand Crank: Manual power generation.
- Antenna: Extendable for radio signal reception.
- Solar Panel: Charges the internal battery using sunlight.
- Flashlight Switch: Activates the flashlight.
- Flashlight: Provides directional light.
- Speaker: Audio output.
- Display: LCD screen showing time, radio frequency, mode, and battery status.
- Control Buttons: Including SCAN/SELECT, MENU/INFO, VOL-, VOL+, SOS, and MODE.
- Portable Rope: For carrying the device.
- USB Ports: (Located on the side) For charging and power bank function.
Setup
Initial Charging
Before first use, fully charge the internal 5000mAh lithium battery. Connect the radio to a USB power adapter (not included) using a standard USB cable. The display will indicate charging status. A full charge ensures optimal performance and readiness for emergency situations.
Battery Installation (Optional AAA Batteries)
The radio can also be powered by 3 x AAA batteries (not included) as an additional backup. Locate the battery compartment, insert the batteries according to the polarity markings, and close the compartment securely.

Image: Visual representation of the four power options: hand crank, USB charging port, solar panel, and the AAA battery compartment.
Operating Instructions
Powering On/Off and Mode Selection
- Press and hold the MODE button to power the radio on or off.
- Press the MODE button repeatedly to cycle through available modes: FM Radio, DAB Radio, Bluetooth, and AUX (if applicable).
Radio Operation (FM/DAB)
- Extend the telescopic antenna for optimal reception.
- In FM or DAB mode, press SCAN/SELECT to automatically scan and store available stations.
- Use the VOL- and VOL+ buttons to navigate through stored stations or manually tune frequencies.
- Adjust volume using VOL- and VOL+ buttons.

Image: The radio in use, demonstrating its audio playback capability, potentially via headphones (3.5mm jack mentioned in description).
Bluetooth Pairing
- Switch the radio to Bluetooth mode using the MODE button. The display will show "BT" or a similar indicator.
- On your mobile device, enable Bluetooth and search for "DAB373BT" or a similar device name.
- Select the radio to pair. Once connected, you can stream audio from your device.
Flashlight and Reading Lamp
- To activate the flashlight, use the dedicated Flashlight Switch located on the side of the unit.
- To activate the reading lamp, typically located on the top panel, press its dedicated button (if available) or cycle through light modes using the flashlight switch.

Image: The radio's flashlight function demonstrated, providing illumination in a dark environment.
SOS Alarm Function
- Press and hold the SOS button to activate the emergency alarm and flashing light.
- Press the SOS button again to deactivate the alarm.
Charging External Devices (Power Bank)
- Connect your mobile device or other USB-powered device to the radio's USB output port using a compatible USB cable.
- The radio's internal 5000mAh battery will begin charging the connected device.

Image: The radio functioning as a power bank, charging a smartphone via its USB output port.
Alarm Clock Function
- Refer to the MENU/INFO button and display for setting the alarm clock. Specific steps may vary; consult the on-screen menu.
Maintenance
- Cleaning: Wipe the radio with a soft, dry cloth. Do not use abrasive cleaners or solvents.
- Storage: Store the radio in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: If storing for extended periods, ensure the internal battery is partially charged (around 50%) to prolong its lifespan. Avoid fully discharging the battery for long periods.
- Hand Crank: Operate the hand crank smoothly and avoid excessive force.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Radio does not power on. | Low battery or no power source. | Charge the internal battery via USB, hand crank, or solar panel. Check AAA batteries if installed. |
| Poor radio reception. | Antenna not extended, weak signal, or interference. | Fully extend the telescopic antenna. Reposition the radio for better signal. |
| Bluetooth not connecting. | Radio not in Bluetooth mode, device too far, or pairing issue. | Ensure radio is in Bluetooth mode. Move device closer. Try re-pairing. |
| Flashlight/Lamp not working. | Low battery or switch not activated. | Charge the radio. Ensure the flashlight switch is in the ON position. |
| External device not charging. | Radio battery too low, incorrect cable, or device not compatible. | Ensure radio has sufficient charge. Use a known good USB cable. Verify device compatibility. |
Specifications
| Feature | Detail |
|---|---|
| Model | DAB373BT |
| Brand | Jalzdieod |
| Maximum Power | 10 W |
| Hand Crank Generator Power | 1 W |
| Speaker Power | 5 W |
| Reading Lamp Power | 1.2 W (6 x 0.2 W LEDs) |
| Flashlight Power | 1.5 W (Class 3 lamp) |
| Headphone Jack | 3.5 mm |
| Lithium Battery Capacity | 5000 mAh |
| SOS Sound Decibels | 110 dB @ 1M |
| Product Weight | 0.35 kg |
| Product Size | 6 x 1.9 x 3 inches (approx. 15.2 x 4.8 x 7.6 cm) |
| FM Transmission Range | 87.5-108 MHz |
| Display | 2.4-inch Dot Matrix LCD |
Warranty and Support
Specific warranty information for the Jalzdieod DAB373BT Emergency Crank Radio is not provided in this document. For warranty details, technical support, or service inquiries, please refer to the retailer where the product was purchased or contact Jalzdieod customer service directly if contact information is available on the product packaging or official website.
Please retain your proof of purchase for any warranty claims.