Maoifaec S3
User Manual for Maoifaec S3 Portable Bluetooth Speaker
Model: S3 | Brand: Maoifaec
1. Introduction
Thank you for choosing the Maoifaec S3 Portable Bluetooth Speaker. This manual provides detailed instructions on how to set up, operate, and maintain your speaker to ensure optimal performance and longevity. Please read this manual carefully before using the product and keep it for future reference.
The Maoifaec S3 is a versatile 20W wireless Bluetooth speaker designed for various environments, featuring IPX7 waterproofing, multi-color LED lights, and extended playtime, making it ideal for parties, showers, outdoor activities, and travel.

Figure 1.1.1: The Maoifaec S3 speaker, ready for any adventure.
2. Product Overview
2.1 Key Features
- Overwhelming Sound: Two full-range drivers deliver 20W of powerful, clear audio with tight mids and crystal-clear highs, free from distortion at any volume.
- IPX7 Waterproof Protection: Designed to withstand splashes, rain, and even full immersion in water (up to 1 meter for 30 minutes), making it perfect for showers, pools, and beaches.
- Extended Playtime: The built-in Li-ion battery provides up to 15 hours of playback at mid-volume on a single charge, ensuring your music lasts all day. (Battery life may vary with usage, settings, and environmental conditions).
- Portable Design: Compact and lightweight, the speaker is easy to carry anywhere, fitting conveniently into a backpack for travel and outdoor adventures.
- Mixed-Color LED Lights: Features 7 vibrant colors and 3 illumination modes that sync with your music, enhancing the atmosphere for parties, gatherings, and festive occasions.
- True Wireless Stereo (TWS) Function: Pair two S3 speakers together for an immersive 40W stereo sound experience.
2.2 What's in the Box
- Maoifaec S3 Bluetooth Speaker
- Type-C Charging Cable
- 3.5mm Audio Cable
- User Manual
2.3 Product Diagram & Controls

Figure 2.3.1: Internal components of the Maoifaec S3 speaker, illustrating its sound engineering.
The Maoifaec S3 speaker features intuitive controls located on the top panel. These include power on/off, volume up/down, play/pause, mode selection, and light effect control. Refer to the diagram below for button layout and functions.

Figure 2.3.2: Top panel controls and extended playtime capability.
- Power Button: Press and hold to power on/off.
- Play/Pause Button: Press to play or pause music.
- Volume Up (+): Press to increase volume. Press and hold for next track.
- Volume Down (-): Press to decrease volume. Press and hold for previous track.
- Mode Button (M): Press to switch between Bluetooth, AUX, and other available modes.
- Light Button: Press to cycle through LED light modes or turn lights off.
3. Setup
3.1 Initial Charging
Before first use, fully charge your Maoifaec S3 speaker. Connect the provided Type-C charging cable to the speaker's charging port and the other end to a USB power adapter (not included) or a computer's USB port. The charging indicator light will illuminate during charging and turn off when fully charged. A full charge typically takes approximately 3 hours.
3.2 Power On/Off
- To Power On: Press and hold the Power button for 2-3 seconds until you hear an audible prompt and the LED lights illuminate.
- To Power Off: Press and hold the Power button for 2-3 seconds until you hear an audible prompt and the LED lights turn off.
4. Operating Instructions
4.1 Bluetooth Pairing
- Ensure the speaker is powered on and in Bluetooth pairing mode. The LED indicator will flash blue, indicating it's ready to pair.
- Enable Bluetooth on your device (smartphone, tablet, computer).
- Search for "Maoifaec S3" in your device's Bluetooth settings.
- Select "Maoifaec S3" to connect. Once connected, you will hear a confirmation sound, and the LED indicator will turn solid blue.

Figure 4.1.1: Connecting the Maoifaec S3 speaker via Bluetooth.
The speaker will automatically attempt to reconnect to the last paired device when powered on, if the device is within range and Bluetooth is enabled.
4.2 True Wireless Stereo (TWS) Pairing
The TWS function allows you to pair two Maoifaec S3 speakers together for a true stereo sound experience.
- Ensure both S3 speakers are powered on and not connected to any Bluetooth device.
- On one speaker (this will be the primary speaker), press and hold the Play/Pause button for 3-5 seconds until you hear a prompt indicating TWS pairing mode.
- The two speakers will automatically search for each other and pair. Once successfully paired, you will hear a confirmation sound, and the LED indicator on the primary speaker will flash blue, while the secondary speaker's LED will turn solid blue.
- Now, connect your device to the primary speaker via Bluetooth as described in Section 4.1. Both speakers will play audio in stereo.

Figure 4.2.1: Setting up TWS (True Wireless Stereo) with two Maoifaec S3 speakers.
4.3 Music Playback
- Play/Pause: Press the Play/Pause button.
- Next Track: Press and hold the Volume Up (+) button.
- Previous Track: Press and hold the Volume Down (-) button.
- Volume Control: Press the Volume Up (+) or Volume Down (-) buttons to adjust volume.
4.4 Call Functions
- Answer Call: Press the Play/Pause button once.
- End Call: Press the Play/Pause button once during a call.
- Reject Call: Press and hold the Play/Pause button for 2 seconds.
- Redial Last Number: Double-press the Play/Pause button.
4.5 LED Light Modes
The Maoifaec S3 features dynamic LED lights that can enhance your listening experience. Press the Light button to cycle through different light modes:
- Mode 1: Cycling multi-color lights.
- Mode 2: Single color breathing light.
- Mode 3: Lights off.

Figure 4.5.1: Maoifaec S3 speakers showcasing their 7 colorful RGB light show.
4.6 Portability & Usage Scenarios
The compact and lightweight design of the Maoifaec S3 makes it an ideal companion for various activities. Its robust build and IPX7 rating ensure it can withstand outdoor conditions.

Figure 4.6.1: The Maoifaec S3 speaker fits easily into your bag for on-the-go music.

Figure 4.6.2: Enjoy your music anywhere with the portable Maoifaec S3.
5. Maintenance & Care
- Cleaning: Use a soft, damp cloth to clean the speaker. Do not use harsh chemicals or abrasive cleaners.
- Waterproof Care: While IPX7 rated, ensure the charging port cover is securely closed before exposing the speaker to water. After exposure to saltwater or chlorinated water, rinse the speaker with fresh water and dry thoroughly before charging.
- Storage: Store the speaker in a cool, dry place away from direct sunlight and extreme temperatures.
- Battery Care: To preserve battery life, charge the speaker at least once every 3 months if not used regularly. Avoid fully depleting the battery frequently.

Figure 5.1.1: The Maoifaec S3 speaker's IPX7 waterproof design allows for use in wet environments.
6. 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 too far from device. | Ensure speaker is in pairing mode (flashing blue LED). Turn on Bluetooth on your device. Move speaker closer to device (within 10 meters). Forget "Maoifaec S3" on your device and try pairing again. |
| No sound or low volume. | Volume too low on speaker or device; Speaker not connected properly. | Increase volume on both speaker and connected device. Reconnect Bluetooth. |
| Sound distortion. | Volume too high; Low battery; Interference. | Reduce volume. Charge the speaker. Move speaker away from other electronic devices. |
| TWS pairing fails. | Speakers already connected to another device; Speakers too far apart. | Ensure both speakers are disconnected from any Bluetooth devices. Place speakers close to each other during TWS pairing. Try resetting both speakers. |
7. Specifications
| Feature | Detail |
|---|---|
| Model Number | S3 |
| Speaker Type | Outdoor |
| Connectivity Technology | Bluetooth 5.0 |
| Speaker Maximum Output Power | 20 Watts |
| Audio Output Mode | Stereo, Surround |
| Waterproof Rating | IPX7 |
| Playtime | Up to 15 hours (at mid-volume) |
| Charging Time | Approx. 3 hours |
| Battery | 1 Lithium Ion battery (included) |
| Product Dimensions | 2.17"D x 7.28"W x 2.36"H |
| Item Weight | 0.9 Pounds (14.4 ounces) |
| Included Components | Bluetooth Speaker, Type-C Charging Cable, 3.5mm Audio Cable, User Manual |
8. Warranty & Support
Maoifaec products come with a standard manufacturer's warranty. For detailed warranty information, please refer to the warranty card included with your product or visit the official Maoifaec website. If you encounter any issues or have questions regarding your Maoifaec S3 speaker, please contact our customer support team:
- Email: support@maoifaec.com (example email, as no actual email is provided)
- Website: Maoifaec Official Store on Amazon
Please have your model number (S3) and purchase date ready when contacting support.
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