1. Introduction
Thank you for choosing the ZEALOT-S49PRO Portable Bluetooth Speaker. This manual provides essential information for setting up, operating, and maintaining your speaker. The S49PRO is designed to deliver powerful, immersive sound with features like IPX6 waterproofing, dual pairing capabilities, and a long-lasting battery, making it ideal for both indoor and outdoor use.
For a detailed visual overview of the product's features and capabilities, please watch the official product video:
Video: ZEALOT-S49PRO Portable Subwoofer Features Overview
2. Package Contents
Please check the box for the following items:
- 1x ZEALOT-S49PRO Wireless Speaker
- 1x Type-C Charging Cable
- 1x Lanyard
- 1x User Manual

Image: ZEALOT-S49PRO Package Contents
3. Specifications
| Feature | Specification |
|---|---|
| Wireless Version | Bluetooth 5.2 |
| Charging Voltage | DC 5V |
| Working Voltage | 3.7V |
| Transmission Distance | Up to 10m (33ft) |
| Frequency Range | 20Hz-20KHz |
| Speaker Size | Φ57mm*2 |
| Signal-to-Noise Ratio (SNR) | ≥85dB |
| Distortion | <1% |
| Weight | 780g |
| Dimensions (L*W*H) | 86*86*204mm |
| Battery Capacity | 3800mAh |
| Power Output (PMPO) | 20W |
| Input Power | <25W |
| Playback Time | Up to 10 hours |
| Standby Time | ≥ 30 days |
| Charging Time | Approx. 3 hours |
| Waterproof Rating | IPX6 |

Image: Product Dimensions
4. Controls and Indicators
Familiarize yourself with the buttons and indicators on your ZEALOT-S49PRO speaker:

Image: Speaker Controls and Indicators
- Power Button (⑂): Long press to power ON/OFF.
- Volume Down / Previous Track (- / ◀◀): Short press for volume down, long press for previous track.
- Volume Up / Next Track (+ / ▶▶): Short press for volume up, long press for next track.
- Play/Pause (▶∣∣): Short press to play or pause music.
- Mode Button (M): Short press to switch between Bluetooth, AUX-in, and Micro SD card modes.
- Light Button (💡): Short press to cycle through light modes, long press to turn lights ON/OFF.
- LED Indicator: Flashes during pairing, solid when connected.
5. Setup
5.1 Charging the Speaker
Before first use, it is recommended to fully charge the speaker. Use the provided Type-C charging cable and connect it to a DC 5V power source (e.g., a USB wall adapter or computer USB port). The charging indicator will show the charging status.
5.2 Power On/Off
- To Power On: Long press the Power button (⑂). The LED indicator will flash.
- To Power Off: Long press the Power button (⑂). The LED indicator will turn off.
5.3 Wireless Connection (Bluetooth Pairing)
To connect your speaker to a Bluetooth-enabled device:
- Ensure the speaker is powered on and in Bluetooth mode (LED indicator flashing). If not, short press the 'M' button to switch to Bluetooth mode.
- Enable Bluetooth on your device (smartphone, tablet, computer, etc.).
- Search for available Bluetooth devices and select "ZEALOT-S49Pro" from the list.
- Once connected, the LED indicator will become solid, and you will hear an audible confirmation.

Image: Strong Bluetooth 5.2 Signal
5.4 Dual Pairing (PartyAdd / True Wireless Stereo)
You can connect two ZEALOT-S49PRO speakers together for a true wireless stereo experience:
- Ensure both S49PRO speakers are powered on and in Bluetooth mode, but not yet connected to any device.
- On one speaker (this will be the primary speaker), long press the Play/Pause button (▶∣∣) for 2-3 seconds until you hear a pairing tone.
- The two speakers will automatically connect to each other. Once connected, the primary speaker's LED will flash, and the secondary speaker's LED will be solid.
- Now, connect your device to the primary speaker via Bluetooth as described in section 5.3.
- Both speakers will now play audio in stereo.
After the initial connection, the two speakers will automatically connect to each other when powered on and in Bluetooth mode.

Image: Dual Interconnectivity for More Impactful Playback Together
6. Operation
6.1 Music Playback
- Play/Pause: Short press the Play/Pause button (▶∣∣).
- Volume Up: Short press the '+' button.
- Volume Down: Short press the '-' button.
- Next Track: Long press the '+' button.
- Previous Track: Long press the '-' button.
6.2 Mode Switching
Short press the 'M' button to cycle through available modes: Bluetooth, AUX-in, and Micro SD card playback.
6.3 Light Modes
The speaker features dazzling RGB light effects.
- Change Light Mode: Short press the Light button (💡).
- Turn Lights ON/OFF: Long press the Light button (💡).
6.4 Calling
The speaker includes a built-in noise-canceling microphone for clear hands-free calls.
- Answer/End Call: Short press the Play/Pause button (▶∣∣) when a call comes in.
- Reject Call: Long press the Play/Pause button (▶∣∣) when a call comes in.

Image: Noise Canceling Microphone for Clear Call Experience
7. Maintenance
- Cleaning: Use a soft, dry cloth to clean the speaker. Do not use organic solvents or other chemicals.
- Storage: Store the product at room temperature, away from direct sunlight, high temperatures, and fire.
- Protection: Prevent small particles from entering the product's openings.
- Water Resistance: The speaker is IPX6 waterproof, meaning it is resistant to splashes, rain, and gentle sprays. Do not submerge it directly in water.

Image: IPX6 Waterproof Feature
8. Troubleshooting
If you encounter any issues with your ZEALOT-S49PRO speaker, please refer to the following troubleshooting guide:
- Speaker keeps cutting out during playback:
Ensure the speaker is within the operating range (up to 10m) of your connected device and there are no significant obstacles between them. - Unable to connect to your device:
Try restarting the speaker and then attempt to pair again. Ensure Bluetooth is enabled on your device. - Unable to play music from Micro SD card:
1. Ensure the Micro SD card is formatted to FAT32. The speaker only supports FAT32 format.
2. Verify that the music files on the card are in compatible formats: APE, FLAC, WAV, WMA, or MP3. - No sound when playing:
1. Adjust the volume on the speaker using the '+' button.
2. Adjust the volume on your connected device.
3. Check if the speaker is paused (press the Play/Pause button). - No sound in AUX-in mode:
Ensure the 3.5mm audio cable is securely connected to both the speaker and your audio source. - Speaker not turning on:
The battery might be depleted. Try charging the speaker for approximately 3 hours. - Speaker not responding to any operation:
You can reset the speaker by pressing the reset button, usually located within the AUX-in jack. Use a thin, pointed object (like a paperclip) to gently press the button.
9. User Tips
- Optimal Bass: For the best bass experience, place the speaker on a stable, flat surface. The dual vibrating diaphragms are designed to deliver surging bass.
- Micro SD Card Usage: Always ensure your Micro SD card is formatted to FAT32 and contains compatible audio files (APE, FLAC, WAV, WMA, or MP3) for seamless playback.
- Connection Issues: If you experience intermittent Bluetooth connection, try moving closer to the speaker or restarting both the speaker and your device.
- Dual Pairing: Remember that the S49PRO supports dual pairing with two speakers for a stereo sound experience, but not more than two.
10. Safety Information
Please read and follow these safety guidelines to ensure proper use and prevent damage or injury:
- Always read this user manual carefully before using the product.
- For the first use, a full charge is highly recommended.
- Use and store the product at room temperature.
- Do not expose the product to fire, high temperatures, or direct sunlight.
- Maintain a moderate speaker volume to prevent temporary or permanent hearing impairment.
- Do not use organic solvents or other harsh chemicals to clean the product.
- Ensure small particles do not enter the product's openings.
- Do not disassemble or modify the product's structure or any part of it. Unauthorized modifications will void the warranty.
- Battery replacement should only be done with the same type of battery to avoid explosion risks.
- Batteries (battery packs) must not be exposed to excessive heat, such as direct sunlight or fire.
- Avoid throwing or dropping the product to prevent damage.
- Keep the product out of reach of children.
11. Compliance Information
11.1 FCC Warning
This device complies with part 15 of the FCC rules. Operation is subject to the following two conditions:
- This device may not cause harmful interference.
- This device must accept any interference received, including interference that may cause undesired operation.
Changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
- Consult the dealer or an experienced radio/TV technician for help.
Radiation Exposure Statement: The device has been evaluated to meet general RF exposure requirements. The device can be used in portable exposure conditions without restriction.
11.2 RoHS Compliance
This product complies with the RoHS directive, limiting the use of hazardous substances in electronic and electrical equipment. The table below indicates the presence of toxic or hazardous substances in various components:
| Component Name | Pb (Lead) | Hg (Mercury) | Cd (Cadmium) | Cr6+ (Hexavalent Chromium) | PBB (Polybrominated Biphenyls) | PBDE (Polybrominated Diphenyl Ethers) |
|---|---|---|---|---|---|---|
| Printed Circuit Board | X | O | O | O | O | O |
| Plastic and Polymer Parts | O | O | O | O | O | O |
| Standard Battery | X | O | O | O | O | O |
Note: "O" indicates that the hazardous substance content in all homogeneous materials of the component is below the limit requirements of SJ/T11363-2006 standard. "X" indicates that the hazardous substance content in at least one homogeneous material of the component exceeds the limit requirements of SJ/T11363-2008 standard. The "X" marked components comply with the EU RoHS Directive 2002/95/EC.
The environmental protection period for this electronic information product, when used under the conditions described in this manual, is 10 years, during which the toxic and hazardous substances or elements contained will not leak, cause pollution to the environment, or cause serious harm to persons or property.
12. Warranty and Support
ZEALOT provides a 12-month hassle-free purchase experience and lifetime customer service assistance for the S49PRO speaker. If you encounter any issues not covered in this manual or require further assistance, please contact ZEALOT customer support through your retailer or the official ZEALOT website.
For additional guides and documents, you may refer to the User manual (PDF).





