Introduction
This manual provides detailed instructions for the safe and efficient operation of your EWA W300 Bluetooth Speaker. Please read this manual thoroughly before using the product and retain it for future reference.

Figure 1: Front view of the EWA W300 Bluetooth Speaker, showcasing its gray finish and rectangular design.
Safety Information
- Do not expose the speaker to extreme temperatures, humidity, or direct sunlight.
- Avoid dropping or subjecting the speaker to strong impacts.
- Do not disassemble, repair, or modify the speaker yourself. Refer all servicing to qualified personnel.
- Keep the speaker away from water and liquids. This product is not waterproof.
- Use only the provided Micro USB cable for charging.
Package Contents
Verify that all items are present in the package:
- 1 x EWA W300 Portable Bluetooth Speaker
- 1 x Micro USB Cable
- 1 x Crystal Box (packaging)
- 1 x User Manual (this document)
Product Overview
Familiarize yourself with the components and controls of your EWA W300 speaker.

Figure 2: Top view of the EWA W300 speaker showing the control buttons. The 'M' button is for mode switching, the power icon button is for power and play/pause, and the '+' and '-' buttons are for volume and track control.

Figure 3: Side view of the EWA W300 speaker highlighting the TF (Micro SD) Card Slot and the USB Charge Port.
Control Buttons:
- M Button: Press to switch between Bluetooth Mode, SD Card Mode, and USB Mode.
- Power/Play/Pause Button:
- Long Press: Power On/Off.
- Press Once: Play/Pause audio.
- '-' Button:
- Long Press: Decrease Volume.
- Press Once: Previous Track.
- '+' Button:
- Long Press: Increase Volume.
- Press Once: Next Track.
Setup
1. Charging the Speaker
Before first use, fully charge the EWA W300 speaker. A built-in 1800mAh Li-ion battery provides extended playtime.
- Connect the provided Micro USB cable to the USB Charge Port on the speaker (refer to Figure 3).
- Connect the other end of the USB cable to a USB power adapter (not included) or a computer's USB port.
- The charging indicator light will illuminate.
- Charging typically takes approximately 2 hours for a full charge. The indicator light will change or turn off once charging is complete.
2. Powering On/Off
- To Power On: Long press the Power/Play/Pause button (refer to Figure 2) until you hear an audible prompt or see the indicator light illuminate.
- To Power Off: Long press the Power/Play/Pause button again until you hear an audible prompt or the indicator light turns off.
Operating the Speaker
1. Bluetooth Mode
The EWA W300 speaker primarily operates via Bluetooth for wireless audio streaming.
- Ensure the speaker is powered on. It will automatically enter Bluetooth pairing mode if no other mode is active. The indicator light will flash, indicating it's ready to pair.
- On your device (smartphone, tablet, laptop, etc.), enable Bluetooth and search for available devices.
- Select "EWA W300" from the list of found devices.
- Once successfully paired, the speaker will provide an audible confirmation, and the indicator light will stop flashing and remain solid.
- You can now play audio from your device through the EWA W300 speaker.
2. TF (Micro SD) Card Mode
The speaker supports playing audio directly from a TF (Micro SD) card.
- Insert a TF (Micro SD) card with audio files (e.g., MP3) into the TF Card Slot (refer to Figure 3).
- Press the 'M' button (Mode button) on the speaker until it switches to TF Card Mode. An audible prompt will confirm the mode change.
- The speaker will automatically begin playing the audio files from the card.
- Use the '+' and '-' buttons to control playback (next/previous track) and volume.
3. Playback and Volume Control
- Play/Pause: Press the Power/Play/Pause button once.
- Next Track: Press the '+' button once.
- Previous Track: Press the '-' button once.
- Volume Up: Long press the '+' button.
- Volume Down: Long press the '-' button.
Maintenance
- Cleaning: Use a soft, dry cloth to clean the surface of 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, avoid fully discharging the battery frequently. Charge the speaker regularly, even if not in use.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not power on. | Low battery. | Charge the speaker using the provided USB cable. |
| Cannot pair with Bluetooth device. | Bluetooth is not enabled on your device; speaker is not in pairing mode; too far from device. | Ensure Bluetooth is enabled on your device. Long press the power button to restart the speaker and enter pairing mode. Move the speaker closer to your device (within 10 meters). |
| No sound from speaker. | Volume too low; incorrect mode selected; device not playing audio. | Increase speaker volume using the '+' button. Check device volume. Press 'M' button to ensure correct mode (Bluetooth/TF Card). Ensure audio is playing on your connected device. |
| TF card not recognized. | Card inserted incorrectly; unsupported file format; corrupted card. | Re-insert the TF card correctly. Ensure audio files are in a supported format (e.g., MP3). Try a different TF card. |
Specifications
| Feature | Detail |
|---|---|
| Model Name | EWA W300 |
| Speaker Type | Dual Speaker |
| Connectivity Technology | Bluetooth (Wireless) |
| Audio Output Mode | Stereo |
| Speaker Maximum Output Power | 6 Watts |
| Battery Capacity | 1800mAh Li-ion |
| Charging Time | Approx. 2 Hours |
| Playtime | Up to 8 hours (at 50% volume) |
| Product Dimensions (D x W x H) | 2.28" x 7.01" x 2.68" (17.8 x 6.8 x 5.8 cm) |
| Item Weight | 402 Grams (14.2 ounces) |
| Control Method | Touch |
| Supported Media | TF (Micro SD) Card |
| Color | Gray |

Figure 4: Dimensions of the EWA W300 Bluetooth Speaker, showing its length, width, and height.
Warranty Information
The EWA W300 Portable Bluetooth Speaker comes with a 12-month worry-free warranty from the date of purchase. This warranty covers manufacturing defects and workmanship. It does not cover damage caused by misuse, accidents, unauthorized modifications, or normal wear and tear.
Please retain your proof of purchase for warranty claims.
Customer Support
For any questions, technical assistance, or warranty claims, please contact EWA customer service. We are committed to providing friendly and helpful support.
Please refer to the contact information provided on the official EWA website or your purchase platform for the most up-to-date support channels.
You can visit the official EWA Store for more information: EWA Official Store







