1. Introduction
Thank you for choosing the Mobo BH97B-S43-MB-2 Bluetooth Earphones. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your new earphones. Please read it carefully before use to ensure optimal performance and longevity of your device.
2. Product Overview
The Mobo BH97B-S43-MB-2 are wireless in-ear Bluetooth earphones designed for convenience and sound quality. Featuring a magnetic design for secure storage and a tangle-free cable, they are ideal for daily use and sports activities. Enjoy seamless audio connectivity with a wide range of compatible devices.

Figure 1: Front view of the Mobo BH97B-S43-MB-2 Bluetooth Earphones.
3. What's in the Box
Upon opening your product package, please ensure all the following items are present:
- Mobo BH97B-S43-MB-2 Bluetooth Earphones
- USB Charging Cable
- User Manual (this document)

Figure 2: The Mobo BH97B-S43-MB-2 earphones with their inline remote control.
4. Getting Started
4.1 Charging the Earphones
- Connect the USB charging cable to the charging port on the earphones.
- Plug the other end of the USB cable into a compatible USB power source (e.g., computer, wall adapter).
- The indicator light will show the charging status. Once fully charged, the light will change or turn off.
4.2 Pairing with a Bluetooth Device
- Ensure the earphones are fully charged and turned off.
- Press and hold the multi-function button (usually the power button) on the inline remote until the indicator light flashes red and blue, indicating pairing mode.
- On your device (smartphone, tablet, etc.), enable Bluetooth and search for available devices.
- Select "Mobo BH97B-S43-MB-2" from the list of found devices.
- Once connected, the indicator light will turn solid blue or flash blue slowly.
5. Operating Instructions
5.1 Power On/Off
- Power On: Press and hold the multi-function button for approximately 3 seconds until the indicator light flashes blue.
- Power Off: Press and hold the multi-function button for approximately 5 seconds until the indicator light flashes red and then turns off.
5.2 Music Playback
- Play/Pause: Press the multi-function button once.
- Volume Up: Press the "+" button.
- Volume Down: Press the "-" button.
- Next Track: Press and hold the "+" button.
- Previous Track: Press and hold the "-" button.
5.3 Call Management
- Answer/End Call: Press the multi-function button once.
- Reject Call: Press and hold the multi-function button for 2 seconds.
- Redial Last Number: Double-press the multi-function button.
6. Maintenance and Care
- Cleaning: Use a soft, dry cloth to clean the earphones. Do not use harsh chemicals or abrasive materials.
- Storage: When not in use, store the earphones in a cool, dry place, away from direct sunlight and extreme temperatures. The magnetic design helps keep them tangle-free.
- Battery Care: To prolong battery life, avoid fully discharging the earphones frequently. Charge them regularly, even if not in constant use.
- Water Resistance: These earphones are not water-resistant. Avoid exposure to water, rain, or excessive moisture.
7. Troubleshooting
| Problem | Solution |
|---|---|
| Earphones do not power on | Ensure the earphones are fully charged. Press and hold the multi-function button for 3 seconds. |
| Cannot pair with device | Ensure earphones are in pairing mode (flashing red/blue). Turn off and on Bluetooth on your device. Move closer to the device. |
| No sound or low volume | Check volume levels on both earphones and the connected device. Ensure earphones are properly paired. |
| Intermittent connection | Ensure no obstacles are between the earphones and your device. Move away from other wireless devices that may cause interference. |
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | BH97B-S43-MB-2 |
| Brand | Mobo |
| Connectivity Technology | Wireless |
| Wireless Communication Technology | Bluetooth |
| Color | Black |
| Ear Placement | In-Ear |
| Form Factor | In-Ear |
| Cable Feature | Cord-free |
| Special Features | Tangle-free cable |
| Water Resistance Level | Not Water Resistant |
| Compatible Devices | Cell phones, Tablets, Laptops, Desktop computers, TVs, Car audio systems, Smart speakers, Video game consoles |
| Package Dimensions | 21.5 x 11.1 x 3.7 cm; 90 g |
9. Warranty and Support
Your Mobo BH97B-S43-MB-2 Bluetooth Earphones come with a standard manufacturer's warranty. Please refer to your purchase documentation for specific warranty terms and conditions. A 30-day free return policy may apply, depending on your retailer.
For technical support, warranty claims, or further assistance, please contact Mobo customer service through their official website or the retailer where the product was purchased.