1. Introduction
This manual provides detailed instructions for the operation and maintenance of your Monster Open Touch Pro 100 Wireless Earbuds. Please read this manual thoroughly before use to ensure proper functionality and to maximize your listening experience.
2. Package Contents
Verify that all items are present in your package:
- Monster Open Touch Pro 100 Wireless Earbuds (Left and Right)
- Charging Case with Touch Screen
- USB Charging Cable (Type-C)
- User Manual (this document)

Image: The Monster Open Touch Pro 100 wireless earbuds and their charging case, illustrating the complete product package.
3. Product Overview
3.1 Earbud Components
- Open-Ear Design: Allows awareness of surroundings.
- Ear Hooks: Ergonomic curved design for secure and comfortable wear.
- 16.2mm Dynamic Drivers: For clear sound quality.
- Microphones: For Environmental Noise Cancellation (ENC) during calls.
- Charging Contacts: For charging within the case.

Image: A man wearing the Monster Open Touch Pro 100 earbud, demonstrating its open-ear design and comfortable fit.
3.2 Charging Case Features
- LED Full-Color Smart Touch Screen: For control over music, settings, and more.
- TF Card Slot: Supports independent MP3 playback (TF card not included).
- USB-C Charging Port: For recharging the case.

Image: The Monster Open Touch Pro 100 charging case displaying its LED full-color smart touch screen, showing various control options.
4. Setup
4.1 Initial Charging
Before first use, fully charge the earbuds and the charging case. Place the earbuds into the charging case and connect the USB-C cable to the charging port on the case, then connect the other end to a USB power source (e.g., computer, wall adapter).
The LED screen on the charging case will indicate the charging status. A full charge typically takes approximately 1.5-2 hours for the case and earbuds.
4.2 Powering On/Off
- Power On: Open the charging case. The earbuds will automatically power on and enter pairing mode.
- Power Off: Place the earbuds back into the charging case and close the lid. They will automatically disconnect and power off.
4.3 Bluetooth Pairing
- Ensure the earbuds are charged and powered on (open the charging case).
- On your device (smartphone, tablet, laptop), enable Bluetooth.
- Search for available Bluetooth devices and select "Monster Open Touch Pro 100".
- Once connected, the earbuds will indicate successful pairing, and the device will show them as connected.
The earbuds will automatically attempt to reconnect to the last paired device when removed from the case.
5. Operating Instructions
5.1 Earbud Touch Controls
The earbuds feature touch-sensitive areas for controlling playback and calls:
- Play/Pause: Single click on either L/R earbud.
- Next Song: Double click on the Right earbud.
- Previous Song: Triple click on the Left earbud.
- Answer Call: Double click on either L/R earbud.
- Hang Up Call: Hold for 3 seconds on either L/R earbud.
- Activate Voice Assistant: Hold for 2 seconds on either L/R earbud.

Image: A visual guide to the touch controls on the Monster Open Touch Pro 100 earbuds, detailing actions for play/pause, track skipping, call management, and voice assistant activation.
5.2 Charging Case Touch Screen Functions
The full-color touch screen on the charging case provides advanced controls:
- Music Playback Control: Play, pause, skip tracks, adjust volume directly from the screen.
- EQ Modes: Select from multiple equalizer presets (e.g., Rock and Roll, Pop, Normal, Jazz, Classic) to customize your audio experience.
- Language Switch: Change the system language of the case interface.
- Camera Shutter: Use the case as a remote shutter button for your smartphone camera.
- Find My Earphone: Locate misplaced earbuds by activating an audible signal.
- Settings: Access additional device settings.

Image: The Monster Open Touch Pro 100 charging case screen displaying the language selection interface, allowing users to switch between languages.

Image: The Monster Open Touch Pro 100 charging case screen displaying various equalizer modes such as Rock and Roll, Pop, Normal, Jazz, and Classic.
5.3 Independent MP3 Mode (TF Card)
The charging case features a TF card slot, allowing the earbuds to function as an independent MP3 player without requiring a connected phone or network.
- Insert a TF card (not included) with your music files into the designated slot on the charging case.
- On the touch screen, navigate to the "SD Music" option.
- Select and play your desired music directly from the TF card.
Note: Hot-swapping of the TF card is not supported. Ensure the device is powered off or in a safe state before inserting or removing the TF card.

Image: The Monster Open Touch Pro 100 charging case with a TF card being inserted, highlighting its independent MP3 playback capability.
6. Maintenance
6.1 Cleaning
- Wipe the earbuds and charging case with a soft, dry, lint-free cloth.
- Do not use abrasive cleaners, alcohol, or chemical solvents.
- Keep charging contacts clean and dry to ensure proper charging.
6.2 Water Resistance
The earbuds are rated IPX5 waterproof, meaning they are protected against low-pressure water jets from any direction. This makes them suitable for workouts and light rain.
Important: The charging case is NOT waterproof. Avoid exposing the charging case to water or moisture.

Image: A woman exercising while wearing the Monster Open Touch Pro 100 earbuds, illustrating their IPX5 waterproof performance against sweat and light moisture.
6.3 Storage
When not in use, store the earbuds in their charging case to protect them and ensure they remain charged. Store in a cool, dry place away from extreme temperatures.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Earbuds not pairing | Earbuds not in pairing mode; Bluetooth off on device; out of range. | Ensure case is open and earbuds are powered on. Turn Bluetooth off and on on your device. Move closer to your device. |
| No sound from earbuds | Volume too low; earbuds not connected; media paused. | Increase volume on device and earbuds. Reconnect earbuds. Check media playback status. |
| Charging case not charging | Cable not connected properly; faulty cable/adapter; dirty charging port. | Ensure USB-C cable is securely connected. Try a different cable or power adapter. Clean the charging port gently. |
| Earbuds not charging in case | Earbuds not seated correctly; dirty charging contacts. | Adjust earbuds in case to ensure proper contact. Clean earbud and case charging contacts. |
| Touch screen unresponsive | Temporary software glitch; low battery. | Restart the charging case (if possible, by closing and reopening). Ensure the case is sufficiently charged. |
8. Specifications
| Feature | Detail |
|---|---|
| Model Name | Monster Open Touch Pro 100 |
| Connectivity Technology | Wireless (Bluetooth) |
| Bluetooth Version | 5.4 |
| Ear Placement | Open Ear |
| Audio Driver Type | Dynamic Driver (16.2mm) |
| Noise Control Features | Environmental Noise Cancellation (ENC) |
| Control Method | Touch |
| Special Features | LED Full-Color Smart Screen, TF Card Support, IPX5 Waterproof (earbuds only) |
| Battery Life (Earbuds) | Up to 8 hours (single charge) |
| Total Playback Time | Up to 30 hours (with charging case) |
| Material | Silicone (ear hooks) |
| Item Weight | 7.4 ounces |
| Compatible Devices | Smartphones, Laptops, Tablets, Smart Speakers |
9. Warranty and Support
For warranty information and customer support, please refer to the documentation included with your purchase or visit the official Monster website. Keep your proof of purchase for warranty claims.
Manufacturer: Monster





