1. Introduction
Thank you for choosing the LEEMC H2 Bluetooth Headset. This single-ear wireless headset is designed for clear communication in various environments, featuring advanced noise cancellation, long battery life, and comfortable wear. This manual provides detailed instructions for setup, operation, and maintenance to ensure optimal performance.
2. Package Contents
Please verify that all items are present in your package:
- LEEMC H2 Bluetooth Headset
- Type-C Charging Cable
- User Manual
3. Product Overview
The LEEMC H2 headset features a lightweight design with soft ear cushions and an adjustable headband for extended comfort. It includes a 270-degree rotatable boom microphone and intuitive controls for ease of use.

Image: Overview of the LEEMC H2 Bluetooth Headset, highlighting the MFB button, volume controls, mute button, Type-C port, and microphone.
4. Setup and Pairing
4.1 Initial Activation
Upon receiving your H2 headset, perform the following activation steps:
- Press the Multi-Function Button (MFB) for 3 seconds to power on the headset.
- Press the MFB button five times in a row. The headset will automatically shut down after a successful reset, indicated by a voice prompt "Power off".
4.2 Bluetooth Pairing
To connect your headset to a device:
- Ensure the headset is powered off. Press and hold the MFB button for approximately 5-7 seconds until the indicator light flashes red and blue alternately, indicating pairing mode.
- On your device (phone, PC, etc.), enable Bluetooth and search for available devices.
- Select "H2" from the list of found devices. A voice prompt will confirm successful connection.

Image: Visual guide for initial activation and Bluetooth pairing of the H2 headset.
4.3 Dual Device Connection
The headset supports connecting to two devices simultaneously. After pairing with the first device, disable Bluetooth on that device. Pair with the second device. Then, re-enable Bluetooth on the first device, and the headset should automatically connect to both.

Image: The LEEMC H2 headset demonstrating simultaneous connection to two devices.
5. Operation
5.1 Basic Controls
- Power On/Off: Press and hold the MFB button for 3 seconds.
- Answer/End Call: Press the MFB button once.
- Reject Call: Press and hold the MFB button for 2 seconds.
- Play/Pause Music: Press the MFB 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.
- Mute Microphone: Press the dedicated Mute button. Press again to unmute.

Image: A user demonstrating the mute function of the LEEMC H2 headset.
5.2 Wearing the Headset
The headset is designed for comfort and adaptability:
- Adjustable Headband: Extend or retract the headband to fit your head size.
- Rotatable Microphone: The microphone boom can rotate 270 degrees, allowing you to wear the headset on either your left or right ear. Position the microphone close to your mouth for optimal voice pickup and noise cancellation.

Image: Illustration demonstrating how to position the microphone for enhanced noise cancellation.
6. Charging the Headset
The headset features a 1000mAh battery providing up to 90 hours of talk time and 150 hours of music playback. Charge the headset using the provided Type-C cable.
- Connect the Type-C cable to the charging port on the headset and the other end to a USB power source (e.g., computer, wall adapter).
- The indicator light will show red during charging and turn blue when fully charged.
- A full charge takes approximately 1.5 hours.

Image: Visual representation of the LEEMC H2 headset's long battery life, showing 90 hours talk time, 720 hours standby, 150 hours usage, and 1.5 hours charge time.
7. Specifications
| Feature | Specification |
|---|---|
| Brand | LEEMC |
| Model Number | H2 |
| Color | Black |
| Ear Placement | On Ear |
| Noise Control | Active Noise Cancellation (ENC) |
| Battery Capacity | 1000mAh |
| Talk Time | Up to 90 Hours |
| Music Playback Time | Up to 150 Hours |
| Standby Time | Up to 720 Hours |
| Charging Time | Approx. 1.5 Hours |
| Bluetooth Version | 5.2 |
| Wireless Range | Up to 33 feet / 10 meters |
| Weight | 166g |
| Microphone Rotation | 270 degrees |
| Compatible Devices | Cellphones, PCs |
8. Maintenance
To ensure the longevity and performance of your LEEMC H2 headset, follow these maintenance guidelines:
- Cleaning: Use a soft, dry cloth to clean the headset. Avoid using harsh chemicals or abrasive materials.
- Storage: Store the headset in a cool, dry place away from direct sunlight and extreme temperatures.
- Charging: Charge the headset regularly, even if not in use, to maintain battery health. Avoid overcharging or completely draining the battery for extended periods.
- Water Exposure: The headset is not waterproof. Avoid exposure to water or high humidity.
9. Troubleshooting
If you encounter issues with your headset, refer to the following common solutions:
- Headset does not power on: Ensure the headset is fully charged.
- Cannot pair with device: Make sure the headset is in pairing mode (flashing red and blue indicator). Ensure Bluetooth is enabled on your device and it is within 10 meters of the headset. Try restarting both the headset and your device.
- No sound or poor sound quality: Check the volume levels on both the headset and your connected device. Ensure the headset is properly paired. If using with a PC, check audio output settings.
- Microphone not working: Ensure the microphone is not muted. Check that the microphone is positioned correctly near your mouth. Verify microphone input settings on your connected device.
- Intermittent connection: Move closer to your connected device to reduce interference. Avoid obstacles between the headset and the device.
10. Official Product Video
Video: An official product overview of the LEEMC Bluetooth Headset, demonstrating its features and design. This video is provided by the seller.
11. Warranty and Support
LEEMC products come with a standard manufacturer's warranty. For specific warranty details, please refer to the warranty card included in your product packaging or contact LEEMC customer support. If you require further assistance or have questions not covered in this manual, please reach out to our customer service team through the retailer where you purchased the product or visit the official LEEMC website for support contact information.