1. Introduction
Welcome to the user manual for your HOCO EQ100 Smart AI Translation Bluetooth Headset. This manual provides detailed instructions on how to set up, operate, and maintain your new earbuds, featuring advanced AI translation capabilities, customizable sound, and smart app control. Please read this manual thoroughly before using the product to ensure proper operation and to maximize your user experience.
2. Package Contents
Please check the box for the following items:
- HOCO EQ100 Smart AI Translation Bluetooth Headset (Earbuds and Charging Case)
- User Manual
- Charging Cable (USB Type-C)
- Silicone Ear Caps (XS/M/XL)
3. Specifications
| Feature | Specification |
|---|---|
| Product Name | EQ100 Intelligent AI translation headset (APP) |
| Brand Name | HOCO |
| Bluetooth Version | 5.4 |
| Chip | JL AC6973D4 |
| Battery Capacity (Charging Case) | 320mAh |
| Battery Capacity (Headset) | 60mAh |
| Battery Life (Single Headset, 80% volume) | 10 hours |
| Total Working Time (with charging case) | 35 hours (charging case can charge headset 2.5 times) |
| Headset Charging Time | 1 hour |
| Charging Case Charging Time | 1.5 hours |
| Material | Plastic (ABS) |
| Dimensions | 58*51*30mm |
| Total Weight | 40g |
| Speaker Size | 10mm |
| Maximum Wireless Range | 10m-20m |
| Sound Isolating | Yes |
| Earcups Type | Sealed |
| Number Of Drivers | 2 |
| Charging Method | Charging case |
| Headphone Pads Material | Silicone |
| Impedance Range | up to 32 Ω |
| Frequency Response Range | 20 - 20000 Hz |
| Plug Type | NONE |
| Function | For Mobile Phone, HiFi Headphone, Sport, For Outdoor |
| Volume Control | Yes |
| Control Button | No (Touch Control) |
| Vocalism Principle | Dynamic |
| Wireless Type | Bluetooth |
| Connectors | Type C |
| Communication | Wireless |
| Style | TWS In-ear headphones |
| Certification | RoHS |
| AI Translation Support | 134 languages |
| App Function | Yes, supports Hall switch |
4. Setup
4.1 Charging the Earbuds and Case
Before first use, fully charge the charging case and earbuds. Connect the provided USB Type-C charging cable to the charging case and a compatible power source. The charging case takes approximately 1.5 hours to fully charge. Earbuds take approximately 1 hour.

4.2 Bluetooth Pairing
- Open the lid of the charging case. The earbuds will automatically enter pairing mode.
- On your device (smartphone, tablet, etc.), enable Bluetooth and search for 'HOCO EQ100' in the list of available devices.
- Select 'HOCO EQ100' to connect. A successful connection will be indicated by a voice prompt or LED indicator on the earbuds.
4.3 App Installation
Scan the QR code below to download the dedicated HOCO EQ100 application. The app unlocks advanced features and customization options for your headset.

5. Operating Instructions
5.1 Basic Controls (Music & Calls)
The earbuds feature smart touch controls. Customize these controls via the mobile app.
- Single press: Play/Pause music, Answer call
- Double press: Next track, End call
- Triple press: Previous track
- Long press touch area for 2 seconds: Activate voice assistant, Reject call
5.2 In-ear Detection
The earbuds support in-ear detection. Music playback will automatically pause when an earbud is removed and resume when re-inserted.

5.3 Phone Stand Feature
The charging case features a concealed bracket that can be used as a phone stand, providing convenience for media consumption or video calls.

5.4 AI Smart Tool (App Features)
The dedicated app provides access to the AI Smart Tool, offering various intelligent functions:

- AI Assistant: An AI assistant that recognizes multiple languages and helps solve daily problems.
- Translation Machine Mode: Select languages for mutual translation. Press the corresponding language button on your phone to speak for automatic translation.
- Free Talk Mode: Set different languages for the left and right earbuds. Share one earbud each for automatic real-time translation during conversations.
- Mobile Phone + Earbuds Mode: Set different translation languages for the phone and earbuds. Tap the phone to speak, and the earbuds translate in real-time. Tap the earbud to respond, and the phone translates instantly.
- Audio/Video Call Translation: Initiate calls with real-time translation after acceptance.
- Voice Notes: Real-time speech-to-text transcription for multiple languages.
- Photo Translation: Multi-language image translation.
- EQ Sound Effects: Choose from various equalizer modes (Standard, Bass Boosted, Bass Reduced, Classic) or customize your own.
- Touch Customization: Customize the touch control settings for each earbud.
- Light Music Library: Access a built-in library of light music.
- Headset Search: Locate misplaced earbuds.
- Battery Level Display: Monitor the battery levels of both earbuds and the charging case.
6. Maintenance
- Keep the earbuds and charging case clean and dry. Use a soft, dry cloth to wipe them.
- Avoid exposing the device to extreme temperatures, humidity, or corrosive substances.
- Store in a cool, dry place when not in use.
- Do not attempt to disassemble or modify the product, as this will void the warranty.
7. Troubleshooting
- Earbuds not pairing: Ensure both earbuds are in the charging case, the lid is open, and your device's Bluetooth is on. Try resetting the earbuds via the app or by placing them back in the case and closing the lid for a few seconds.
- No sound/low volume: Check device volume and earbud volume. Ensure earbuds are properly seated in your ears. Clean any debris from the earbud speakers.
- Translation issues: Verify internet connection for online translation. Ensure correct languages are selected in the app. Speak clearly and at a moderate pace.
- App not connecting: Ensure Bluetooth is active and the earbuds are paired. Restart the app or your phone if issues persist.
8. User Tips
- For optimal sound quality and translation accuracy, ensure the earbuds fit snugly in your ears. Experiment with the different ear cap sizes (XS/M/XL) provided.
- Utilize the customizable EQ settings in the app to tailor the audio experience to your preferences, whether you prefer bass enhancement or a classic sound.
- When using the translation features, speak clearly and allow a moment for the AI to process and translate for the best results.
9. Safety Information
- Do not disassemble, repair, or modify the product.
- Keep out of reach of children.
- Avoid prolonged listening at high volumes to prevent hearing damage.
- Dispose of the product responsibly according to local regulations.
10. Warranty & Support
For warranty information and technical support, please refer to the official HOCO website or contact your retailer. Keep your proof of purchase for any warranty claims.
