1. Introduction
The BOGASING S8 Pro Max is a high-fidelity portable Bluetooth speaker designed to deliver an immersive audio experience. It features a breakthrough acoustic architecture with multiple drivers and passive radiators, offering lifelike stereo sound and punchy bass. Equipped with advanced DSP technology and multiple sound effect modes, it provides versatile listening options for various preferences.
Key features include:
- Breakthrough Acoustic Architecture: Features 5 precisely engineered drivers and 2 passive radiators for clear, detailed, and deep sound.
- Three Sound Effects: Exclusive custom modes including 3D Stereo, Vocal, and Deep Bass to match your listening preferences.
- Improved Frequency Response: Utilizes DSP technology for optimized frequency responses, minimizing distortions and ensuring high-fidelity audio.
- Double the Sound Experience: Dual pairing function allows two S8 Pro Max speakers to be connected for a powerful stereo experience.
- Stable Connection: Advanced Bluetooth 5.3 technology provides a fast and stable connection up to 60 feet, with support for TF card, USB flash drive, and AUX input.
- Refined Elegant Design: A sleek, high-grade aluminum body that blends seamlessly into any home environment.
2. What's in the Box
Please check the contents of your package to ensure all items are present:
- 1 * S8 Pro Max Bluetooth speaker
- 1 * 3.5mm Audio Cable
- 1 * USB-C Charging Cable
- 1 * User Manual
3. Product Overview

Figure 3.1: Front view of the BOGASING S8 Pro Max Bluetooth Speaker.

Figure 3.2: Top panel with control buttons. From left to right: Mode (M), Play/Pause, Volume Down (-), Volume Up (+), and EQ button.

Figure 3.3: Rear panel showing connectivity ports: Type-C charging port, USB port, TF card slot, and AUX input.

Figure 3.4: Internal view highlighting the 2x Passive Radiators, 1x Subwoofer, 2x Mid-range drivers, and 2x Tweeters for 3-channel audio.
4. Setup
4.1 Charging the Speaker
Before first use, fully charge the speaker using the provided USB-C charging cable. The battery indicator lights on the top panel will show charging progress and battery level.

Figure 4.1: The speaker offers long-lasting battery life for extended listening.
4.2 Bluetooth Pairing
- Power on the BOGASING S8 Pro Max speaker. It will automatically enter Bluetooth pairing mode, indicated by a flashing blue light.
- On your device (smartphone, tablet, computer), enable Bluetooth and search for available devices.
- Select "BOGASING S8 Pro Max" from the list.
- Once connected, the blue light will become solid, and you will hear an audible confirmation.

Figure 4.2: The speaker utilizes advanced Bluetooth 5.3 for a stable and fast connection.
4.3 Wired Connections (AUX, TF Card, USB)
The speaker supports multiple input options:
- AUX Input: Connect an external audio device using the provided 3.5mm audio cable to the AUX port on the rear panel. The speaker will automatically switch to AUX mode.
- TF Card: Insert a TF (microSD) card with your music files into the TF card slot. The speaker will automatically play music from the card.
- USB Flash Drive: Insert a USB flash drive with your music files into the USB port. The speaker will automatically play music from the drive.
5. Operating Instructions
5.1 Power On/Off
- Power On: Press and hold the Power button (usually combined with Play/Pause) on the top panel until the indicator lights illuminate.
- Power Off: Press and hold the Power button again until the indicator lights turn off.
5.2 Volume and Playback Control
- Volume Up: Press the "+" button.
- Volume Down: Press the "-" button.
- Play/Pause: Press the Play/Pause button.
- Next Track: Long press the "+" button.
- Previous Track: Long press the "-" button.
5.3 Sound Effects (EQ Modes)
The speaker offers three distinct sound modes:
- 3D Stereo: Provides a wide and immersive soundstage.
- Vocal: Enhances vocal clarity and reduces distortion.
- Deep Bass: Boosts low-frequency response for punchier bass.
To switch between modes, press the "EQ" button on the top panel.

Figure 5.1: Select from 3D Stereo, Vocal, or Deep Bass sound modes.
5.4 True Wireless Stereo (TWS) Pairing
You can pair two BOGASING S8 Pro Max speakers together for a true wireless stereo experience:
- Ensure both 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 "M" (Mode) button for a few seconds until you hear a pairing tone.
- The two speakers will automatically connect to each other. Once connected, you will hear a confirmation sound.
- Now, connect your device to the primary speaker via Bluetooth as described in section 4.2. Audio will play through both speakers in stereo.

Figure 5.2: Experience enhanced sound by pairing two speakers for True Wireless Stereo.
5.5 Built-in Microphone
The speaker includes a built-in microphone for hands-free calling when connected via Bluetooth to your smartphone.
- Answer Call: Press the Play/Pause button once.
- End Call: Press the Play/Pause button once during a call.
- Reject Call: Long press the Play/Pause button.

Figure 5.3: The built-in microphone allows for convenient hands-free calls.
6. Maintenance
- Cleaning: Use a soft, dry cloth to clean the speaker's surface. Do not use abrasive cleaners or solvents.
- Storage: 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 speaker frequently. Charge it regularly, even if not in use for extended periods.
- Water Resistance: The speaker is water-resistant (IPX7 rated), meaning it can withstand splashes and brief immersion. However, do not submerge it for extended periods or expose it to saltwater. Ensure all port covers are securely closed before exposure to water.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Speaker does not power on. | Low battery. | Charge the speaker using the provided USB-C cable. |
| No sound. | Volume too low; incorrect input mode; device not connected. | Increase volume; press 'M' button to cycle through input modes; ensure Bluetooth is connected or AUX/TF/USB is properly inserted. |
| Bluetooth pairing fails. | Speaker too far from device; speaker already connected to another device; interference. | Ensure speaker is within 60 feet; disconnect from other devices; restart speaker and device; clear Bluetooth history on device. |
| Sound distortion. | Volume too high; audio source quality is poor. | Lower the volume; try a different audio source or file. |
| TWS pairing fails. | Speakers too far apart; one speaker already paired to a device. | Ensure speakers are close to each other; disconnect both speakers from any Bluetooth devices before initiating TWS pairing. |
8. Specifications
| Feature | Detail |
|---|---|
| Model Name | S8 Pro Max |
| Brand | BOGASING |
| Connectivity Technology | Bluetooth 5.3, Auxiliary, USB, TF Card |
| Speaker Type | 3D, Computer, Outdoor (Portable) |
| Audio Output Mode | Stereo |
| Speaker Maximum Output Power | 100 Watts |
| Frequency Response | 20 KHz (Upper limit, typical range is wider) |
| Product Dimensions | 2.56"D x 11.06"W x 4.33"H |
| Item Weight | 3.42 pounds (1550 Grams) |
| Water Resistance Level | Water Resistant (IPX7) |
| Battery | 1 Lithium Ion battery (included) |
| Bluetooth Range | 60 Feet |
| Included Components | Speaker, 3.5mm Audio Cable, USB-C Charging Cable, User Manual |
9. Official Product Video
Video 9.1: Official product video showcasing the BOGASING S8 Pro Max Bluetooth Speaker's features and design. This video highlights the luxurious texture, breakthrough acoustic architecture, three-channel audio, and various connectivity options.
10. Warranty and Support
The BOGASING S8 Pro Max Bluetooth Speaker comes with a limited warranty. Please refer to the warranty card included in your package for specific terms and conditions.
For technical support, troubleshooting assistance, or warranty claims, please contact BOGASING customer service through the official website or your point of purchase. Keep your purchase receipt as proof of purchase.
Online Support: Visit the official BOGASING website for FAQs and support resources.
Email Support: Refer to your product packaging or the official website for customer service email addresses.





