Introduction
This user manual provides detailed instructions for the Soundcore Motion 300 Bluetooth Speaker. Please read this manual carefully before using your device to ensure proper operation and to maximize its performance. Keep this manual for future reference.
What's in the Box
- Soundcore Motion 300 Bluetooth Speaker
- Charging Cable
- User Manual (this document)
Product Overview
Familiarize yourself with the components and controls of your Soundcore Motion 300 speaker.

Figure 1: Soundcore Motion 300 Bluetooth Speaker. This image shows the speaker's top panel with control buttons and the front grille.
Controls and Indicators:
- Power Button: Press and hold to power on/off.
- Bluetooth Button: Press to enter pairing mode.
- BassUp Button: Activates or deactivates BassUp technology for enhanced bass.
- Volume Down Button: Decreases volume.
- Multi-function Button: Play/Pause, Answer/End calls, Skip tracks.
- Volume Up Button: Increases volume.
- USB-C Charging Port: For charging the speaker.
- Detachable Strap: For portability and hanging.
Setup
1. Charging Your Speaker
Before first use, fully charge the speaker. Connect the provided charging cable to the USB-C port on the speaker and to a compatible USB power adapter (not included). The charging indicator will show charging status and turn off when fully charged. A full charge takes approximately 4 hours.
2. Power On/Off
Press and hold the Power Button for 2 seconds to turn the speaker on or off.
3. Bluetooth Pairing
- When powered on, the speaker will automatically enter Bluetooth pairing mode. The Bluetooth indicator will flash blue.
- Enable Bluetooth on your device (smartphone, tablet, laptop).
- Select "Soundcore Motion 300" from the list of available devices.
- Once connected, the Bluetooth indicator will turn solid blue.
- To pair with another device, press the Bluetooth Button to re-enter pairing mode.
4. Soundcore App Installation
For an enhanced experience, download the Soundcore app from your device's app store. The app allows for customizable EQ settings, firmware updates, and other advanced features.

Figure 2: Customizable EQ settings available through the Soundcore app. The app provides granular control over audio profiles.
5. True Wireless Stereo (TWS) Pairing
You can pair two Soundcore Motion 300 speakers together for an immersive stereo sound experience.
- Ensure both Motion 300 speakers are powered on and not connected to any other Bluetooth device.
- On one speaker (this will be the primary speaker), press and hold the Bluetooth Button for 3 seconds until you hear a tone.
- On the second speaker, press the Bluetooth Button once.
- The speakers will automatically connect to each other. Once connected, the primary speaker's Bluetooth indicator will flash blue, and the secondary speaker's indicator will turn solid blue.
- Connect your device to the primary speaker via Bluetooth.

Figure 3: Two Soundcore Motion 300 speakers used in True Wireless Stereo (TWS) mode, providing a wider soundstage.
Operating Instructions
Basic Controls
| Button | Action | Function |
|---|---|---|
| Power Button | Press and hold for 2 seconds | Power On/Off |
| Bluetooth Button | Press once | Enter Bluetooth pairing mode |
| BassUp Button | Press once | Toggle BassUp On/Off |
| Volume - | Press once | Decrease volume |
| Multi-function Button | Press once | Play/Pause |
| Multi-function Button | Press twice | Next track |
| Multi-function Button | Press three times | Previous track |
| Multi-function Button | Press once (incoming call) | Answer/End call |
| Multi-function Button | Press and hold for 2 seconds (incoming call) | Reject call |
| Volume + | Press once | Increase volume |
BassUp Technology
The Motion 300 features BassUp technology to enhance low frequencies for a deeper, richer bass experience. Press the BassUp Button to activate or deactivate this feature according to your preference.

Figure 4: BassUp Technology in action, providing enhanced bass output.
SmartTune Technology / 3-Mode Adaptive EQ
The speaker's exclusive SmartTune technology automatically adjusts the sound profile based on its orientation (hanging, lying flat, or standing) to deliver optimized audio. This adaptive EQ ensures the best listening experience in any scenario.

Figure 5: The speaker's 3-Mode Adaptive EQ adjusts sound based on its physical orientation.
Wireless Hi-Res Sound (LDAC)
The Motion 300 supports Wireless Hi-Res Audio, utilizing the LDAC Bluetooth codec. This allows for the transmission of approximately three times more data than standard SBC codecs, resulting in superior sound quality and detail.

Figure 6: Experience high-fidelity audio with Wireless Hi-Res Sound.
IPX7 Waterproof Rating
The Soundcore Motion 300 is designed with an IPX7 waterproof rating, meaning it can be submerged in up to 1 meter of water for 30 minutes. This makes it suitable for use by the pool, at the beach, or in the shower. Ensure the charging port cover is securely closed before exposure to water.

Figure 7: The speaker's IPX7 rating allows for use in wet environments.
Detachable Strap
The speaker features a convenient detachable strap, allowing you to easily attach it to a backpack, hang it from a tree, or carry it with ease during travel and outdoor activities.

Figure 8: The detachable strap enhances portability and versatility.
Battery Life
The Soundcore Motion 300 provides up to 13 hours of playtime on a single charge. Actual battery life may vary based on volume level, audio content, EQ settings, and environmental conditions.

Figure 9: Enjoy extended listening sessions with the speaker's long battery life.
Maintenance
Cleaning
Wipe the speaker with a soft, damp cloth. Do not use any corrosive cleaners or chemicals. Ensure the charging port is dry before charging.
Storage
Store the speaker in a cool, dry place away from extreme temperatures and direct sunlight. If storing for an extended period, charge the battery every 3 months to maintain its lifespan.
Battery Care
To prolong battery life, avoid fully discharging the battery frequently. It is recommended to charge the speaker before the battery is completely depleted.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not power on | Low battery | Charge the speaker fully. |
| Cannot pair with Bluetooth device | Speaker not in pairing mode; Device Bluetooth off; Speaker already connected to another device | Press the Bluetooth button to enter pairing mode. Ensure Bluetooth is enabled on your device. Disconnect from other devices. |
| No sound | Volume too low; Device not connected; Audio source paused | Increase volume on speaker and device. Ensure speaker is connected. Check audio playback on your device. |
| Poor sound quality | Interference; Distance from device; Low battery | Move speaker closer to device. Avoid obstacles. Charge speaker. |
| TWS pairing fails | Speakers already connected to other devices; Incorrect pairing steps | Ensure both speakers are disconnected from other devices. Follow TWS pairing instructions carefully. |
Specifications
| Feature | Detail |
|---|---|
| Model Name | A3135 |
| Speaker Type | Portable Speaker |
| Connectivity Technology | Bluetooth 5.3 |
| Audio Output Mode | Stereo |
| Speaker Maximum Output Power | 30 Watts |
| Frequency Response | 65 Hz |
| Battery Life | 13 Hours |
| Charging Time | 4 Hours |
| Water Resistance Level | IPX7 Waterproof |
| Bluetooth Range | 100 Meters |
| Dimensions (L x W x H) | 7.87"D x 3.64"W x 1.97"H |
| Item Weight | 1.71 Pounds |
| Material | PC+ABS |
| Included Components | Speaker |

Figure 10: Physical dimensions of the Soundcore Motion 300 speaker.
Warranty and Support
Soundcore products come with a limited warranty. For detailed warranty information, product registration, and technical support, please visit the official Soundcore website or contact their customer service. The official user manual in PDF format can also be found here.
For further assistance, you may also refer to the Soundcore store on Amazon: Soundcore Store.





