Hupoaf H87 Wireless Earbuds User Manual

1. Product Overview

The Hupoaf H87 Wireless Earbuds are designed for an immersive audio experience, featuring Bluetooth 5.4 technology for stable connections and efficient power consumption. These earbuds come with earhooks for a secure fit, making them ideal for sports and active lifestyles. Equipped with 4 ENC noise-canceling microphones, they ensure crystal-clear calls. The IP7 waterproof rating provides durability against sweat and water.

Figure 1: Hupoaf H87 Wireless Earbuds in their charging case, displaying battery levels.

Key Features:

• Advanced Bluetooth 5.4: Ensures stable and efficient wireless connectivity.
• Enhanced Stereo Sound: Features 14.2mm speakers for powerful and immersive audio.
• Environmental Noise Canceling (ENC): Four HD microphones provide clear call quality by reducing ambient noise.
• Secure & Comfortable Fit: Designed with flexible earhooks and includes multiple ear tip sizes (S, M, L) for optimal comfort during physical activity.
• IP7 Waterproof Rating: Resistant to sweat and water, suitable for workouts and outdoor use.
• Extended Battery Life: Up to 10 hours of playback on a single charge, with a total of 50 hours using the charging case.

Figure 2: Illustration of the 14.2mm dynamic drivers delivering 3D Hi-Fi stereo sound.

Figure 3: Benefits of upgraded Bluetooth 5.4, including reduced power consumption, increased connection signal, and faster transmission speed.

2. Setup and Pairing

2.1 Initial Charge

Before first use, fully charge the earbuds and the charging case. Connect the USB-C charging cable to the case and a power source. The digital display on the case will indicate the charging status.

Figure 4: The charging case displaying battery life for both the case and individual earbuds.

2.2 Pairing with Your Device

1. Ensure the earbuds are charged.
2. Open the charging case. The earbuds will automatically enter pairing mode.
3. On your device (smartphone, tablet, computer), go to Bluetooth settings.
4. Search for available devices and select "H87" from the list.
5. Once connected, a voice prompt will confirm successful pairing.

Figure 5: Example of the Bluetooth pairing process, showing "H87" as a discoverable device.

3. Operating Instructions

3.1 Wearing the Earbuds

Select the appropriate ear tip size (S, M, L) for a comfortable and secure fit. Place the earbud in your ear canal and adjust the earhook over your ear until it feels stable.

Figure 6: The ergonomic design of the earbuds with flexible earhooks and various ear tip sizes for a secure fit during sports.

3.2 Touch Controls

The H87 earbuds feature touch-sensitive controls on each earbud. Specific functions may vary slightly, but common controls include:

• Single Tap: Play/Pause music, Answer/End call.
• Double Tap (Left Earbud): Previous track.
• Double Tap (Right Earbud): Next track.
• Triple Tap: Activate voice assistant.
• Long Press (2 seconds): Reject call.
• Long Press (3 seconds): Power On/Off.

3.3 Call Management

With 4 ENC noise-canceling microphones, the H87 earbuds provide clear communication during calls.

• Answering Calls: Single tap either earbud.
• Ending Calls: Single tap either earbud.
• Rejecting Calls: Long press either earbud for 2 seconds.

Figure 7: Demonstrating the ENC call noise canceling feature in a noisy environment.

4. Maintenance and Care

• Cleaning: Regularly clean the earbuds and charging case with a soft, dry, lint-free cloth. Avoid using abrasive materials or harsh chemicals.
• Ear Tips: Remove and clean the ear tips periodically with mild soap and water. Ensure they are completely dry before reattaching.
• Charging Contacts: Keep the charging contacts on both the earbuds and inside the case clean and dry to ensure proper charging.
• Storage: When not in use, store the earbuds in their charging case to protect them and maintain battery life.
• Water Exposure: While IP7 waterproof, avoid prolonged submersion in water. Dry thoroughly if exposed to water or sweat before placing back in the charging case.

5. Troubleshooting

5.1 Earbuds Not Pairing/Connecting

• Ensure both earbuds are charged.
• Turn off Bluetooth on your device and turn it back on.
• Forget "H87" from your device's Bluetooth list and attempt to re-pair.
• Place both earbuds back into the charging case, close the lid, wait a few seconds, then open to reset.

5.2 No Sound or Low Volume

• Check the volume level on both your device and the earbuds.
• Ensure the earbuds are properly seated in your ears.
• Clean any debris from the earbud speakers and ear tips.
• Try playing audio from a different application or device.

5.3 Charging Issues

• Verify the charging cable and power adapter are working correctly.
• Ensure the charging contacts on the earbuds and case are clean and free of obstructions.
• Make sure the earbuds are correctly placed in the charging slots.

6. Specifications

7. Warranty and Support

Specific warranty information for the Hupoaf H87 Wireless Earbuds is not provided in this manual. Please refer to the product packaging or the official Hupoaf website for detailed warranty terms and conditions.

For technical support, troubleshooting assistance, or inquiries regarding your product, please contact Hupoaf customer service through their official channels. Contact information can typically be found on the manufacturer's website or on the product packaging.