Introduction
This manual provides detailed instructions for the setup, operation, and maintenance of your ENUOSUMA BS22 Bluetooth Alarm Clock Radio. Please read this manual thoroughly before using the product to ensure proper function and longevity.
Figure 1: ENUOSUMA BS22 Bluetooth Alarm Clock Radio
Package Contents
The standard package includes the following items:
- 1 x ENUOSUMA BS22 Bluetooth Radio Speaker
- 1 x USB Type-C Charging Cable
- 1 x AUX IN Cable
- 1 x User Manual
Setup
1. Charging the Device
The ENUOSUMA BS22 features a built-in 2000 mAh rechargeable lithium battery. Before initial use, fully charge the device.
- Connect the provided USB Type-C cable to the charging port on the back of the device.
- Connect the other end of the USB cable to a compatible USB power adapter (not included) or a computer USB port.
- The charging indicator will illuminate. A full charge typically takes approximately 4 hours.
- Once fully charged, the device can provide up to 10 hours of playback at 50% volume.
Figure 2: USB Charger Port and AUX IN Port
2. Setting the Time
To set the current time and date:
- In clock mode, long press the "Mode" button to enter the setting date and time.
- The adjustment sequence is: Year → Month → Day → Hour → Minute.
- When the adjustable figures start to blink, rotate the "Select/II" knob to change the figures.
- After adjusting each item, short press the "Select/II" knob to move to the next item.
- Once all adjustments are complete, short press the "Select/II" knob to confirm and exit.
Figure 3: Time Setting Procedure
To switch between 12-hour and 24-hour display modes, in clock mode, long press the "Select/II" knob.
Operating Instructions
1. Alarm Clock Function
The device features a bedside alarm clock with 5 classic ringtones and an option to wake up to FM radio.
- In clock mode, long press the "Alarm" button to enter the alarm setting.
- The adjustment sequence is: Hour → Minute.
- When the adjustable figures blink, rotate the "Select/II" knob to change the figures.
- Short press the "Select/II" knob to move to the next item.
- After setting the time, you will enter the ringtone selection interface. Rotate the "Select/II" knob to choose from 5 classic ringtones (S1-S5) or select "FM" to wake up to the radio.
- If "FM" is selected, rotate the "Select/II" knob to choose your preferred FM station.
- After selecting the ringtone or FM station, short press the "Select/II" knob to save and exit.
- To turn the alarm ON/OFF, short press the "Alarm" button. The alarm icon will appear/disappear on the display.
Figure 4: Alarm Clock Setting Procedure
2. Snooze Function
When the alarm sounds, you can activate the snooze function:
- To temporarily silence the alarm for 5 minutes, press the "Select/II" button. You can repeat this up to 5 times.
- To turn off the alarm completely, press the "Alarm" button.
3. FM Radio Operation
The device features an FM radio with a frequency range of 87.5 to 108 MHz and a retractable antenna for improved reception.
- Extend the retractable antenna fully for optimal signal reception.
- Long press the "Select/II" button for 3 seconds to automatically search and save available radio stations. The number of saved stations depends on the local FM signal strength.
- Short press the "Previous" (|<<) and "Next" (>>|) buttons to switch between saved stations.
Figure 5: FM Radio Usage
4. Bluetooth Speaker Function
The ENUOSUMA BS22 can connect to your devices via Bluetooth 5.0 to play audio.
- Turn on the device. It will automatically enter Bluetooth pairing mode. The Bluetooth indicator will blink.
- On your smartphone or other Bluetooth-enabled device, search for "BS22" in the Bluetooth settings.
- Select "BS22" to pair. Once connected, the Bluetooth indicator will stop blinking and remain solid.
- You can now play audio from your connected device through the BS22 speaker.
- The Bluetooth connection provides a stable range of up to 33 feet (10 meters).
Figure 6: Bluetooth Connectivity and Built-in Microphone
5. Media Playback (TF Card, USB Disk, AUX IN)
The device supports multiple audio input sources:
- TF Card: Insert a TF (MicroSD) card into the designated slot. The device will automatically switch to TF card playback mode.
- USB Disk: Insert a USB flash drive into the USB port. The device will automatically switch to USB disk playback mode.
- AUX IN: Connect an external audio device using the provided AUX IN cable to the AUX port. The device will automatically switch to AUX IN mode.
Use the "Previous" (|<<) and "Next" (>>|) buttons to navigate tracks.
6. Hands-Free Calling
With the built-in microphone, you can answer calls when connected via Bluetooth:
- When a call comes in, the music will pause.
- Press the "Select/II" button to answer the call.
- Press the "Select/II" button again to end the call.
Maintenance
1. Cleaning
To maintain the appearance and functionality of your device:
- Wipe the exterior with a soft, dry cloth.
- Do not use abrasive cleaners, waxes, or solvents.
- Avoid getting moisture into any openings.
2. Battery Care
To prolong battery life:
- Avoid fully discharging the battery frequently.
- Charge the device regularly, even if not in use, to prevent deep discharge.
- Store the device in a cool, dry place when not in use for extended periods.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not turn on. | Battery is depleted. | Charge the device using the provided USB Type-C cable. Ensure the charging cable and adapter are functional. |
| Poor FM radio reception. | Antenna not extended; weak local signal. | Fully extend the retractable antenna. Try repositioning the device to find a stronger signal. |
| Bluetooth device cannot connect. | Device not in pairing mode; "BS22" not selected; device too far. | Ensure the BS22 is in Bluetooth mode (blinking indicator). Select "BS22" from your device's Bluetooth list. Move your device closer to the BS22. |
| No sound from speaker. | Volume too low; incorrect input mode; device paused. | Increase the volume on both the BS22 and the connected device. Ensure the correct input mode (Bluetooth, FM, AUX, TF, USB) is selected. Check if playback is paused. |
Specifications
Figure 7: Key Features Overview
- Brand: ENUOSUMA
- Model: BS22
- Color: Dark Wood
- Dimensions (L x W x H): 15.75 x 5.59 x 6.6 cm (6.2 x 2.2 x 2.6 inches)
- Weight: 400 grams (0.88 lbs)
- Material: Wood
- Special Features: Alarm, Radio, Snooze
- Connectivity Technology: Auxiliary, Bluetooth 5.0, USB
- Power Source: Battery Powered (Built-in 2000 mAh Lithium-polymer battery)
- Supported Radio Bands: FM (87.5 - 108 MHz)
- Speaker Output Power: 5 Watts
- Display: LED, 4 cm (1.57 inch) LCD
- Time Display: 12/24 hour format
- Alarm Tones: 5 classic ringtones, FM radio option
- Snooze Duration: 5 minutes (up to 5 times)
- Playback Sources: Bluetooth, TF Card, USB Disk, AUX IN
- Microphone: Built-in for hands-free calling
Warranty and Support
ENUOSUMA provides a 12-month hassle-free warranty for this product. In case of any issues or questions, please contact our customer support. We aim to respond to emails within 24 hours.
For support inquiries, please refer to the contact information provided with your purchase or visit the official ENUOSUMA website.
Please retain your proof of purchase for warranty claims.