1. Introduction
Thank you for choosing the PAVUN Wireless Translation Earphones, Model GT50AIYH. These earbuds are designed to provide real-time voice translation, high-definition audio for music and calls, and various communication modes. This manual will guide you through the setup, operation, and maintenance of your new device to ensure an optimal user experience.
2. What's in the Box
Please check the contents of your package. If any items are missing or damaged, contact customer support.
- PAVUN Wireless Translation Earphones (1 pair)
- User Manual (this document)
Note: A charging cable is typically included with wireless earphones, though not explicitly listed in the provided product description.
3. Product Overview
The PAVUN Wireless Translation Earphones are designed for comfort and functionality, featuring an open-ear design and touch controls. Below are some visual references to help you identify key features and understand the product's design.

Figure 3.1: PAVUN Wireless Translation Earphones (Black variant). This image shows the overall design of the earphones.

Figure 3.2: Earphone worn on the ear, illustrating the four primary translation modes: Speaker Mode, Offline Mode, Click-to-operate, and Free-speech Mode. These modes cater to various communication scenarios.

Figure 3.3: Illustration of accurate directional sound transmission, ensuring audio enters the ear precisely for clear listening and translation.

Figure 3.4: Dimensions of the PAVUN Wireless Translation Earphones, showing a compact design with a diameter of 5.3 cm (2.08 inches).
4. Setup
4.1 Charging the Earphones
- Connect a compatible charging cable to the charging port on the earphones.
- Plug the other end of the cable into a USB power adapter (not included) or a computer's USB port.
- Allow the earphones to charge fully before first use. The indicator light will change to show charging status.
4.2 Downloading the Companion App
For real-time translation functionality, you must download and install the dedicated AI intelligent translation application on your smartphone or tablet.

Figure 4.1: The companion AI intelligent translation app interface, available for download on iOS and Android devices. The app displays original text and translated results.
- Search for the "PAVUN Translation App" (or similar name as indicated in the product packaging/quick start guide) on the Apple App Store (for iOS devices) or Google Play Store (for Android devices).
- Download and install the application.
- Follow the on-screen instructions to create an account or log in.
4.3 Bluetooth Pairing
- Ensure the earphones are charged and powered on.
- Enable Bluetooth on your smartphone or tablet.
- Open the Bluetooth settings on your device and search for available devices.
- Select "PAVUN GT50AIYH" (or similar name) from the list of detected devices.
- Once paired, the earphones will indicate a successful connection (e.g., a voice prompt or indicator light change).
- Open the translation app and follow any prompts to connect the earphones within the app for translation features.
5. Operating Instructions
The PAVUN Wireless Translation Earphones feature touch controls for various functions. Specific gestures (single tap, double tap, long press) will control playback, calls, and translation modes. Refer to the app or quick start guide for detailed touch control mapping.
5.1 Basic Functions (Music & Calls)
- Power On/Off: Typically a long press on the touch area.
- Play/Pause: Single tap on either earbud.
- Next Track: Double tap on the right earbud.
- Previous Track: Double tap on the left earbud.
- Answer/End Call: Single tap on either earbud during an incoming call or active call.
- Reject Call: Long press on either earbud during an incoming call.
- Activate Voice Assistant: Triple tap on either earbud (e.g., Siri, Google Assistant).
5.2 Real-Time Translation Modes
The earphones offer several translation modes, accessible via the companion app. Ensure your earphones are connected to the app for these features.

Figure 5.1: Illustration of the 0.5-second quick, bidirectional simultaneous translation feature, facilitating natural conversations between two individuals speaking different languages.
- Speaker Mode: One person wears the earbud, speaks, and the translated sound plays from the earbud for the listener.
- Free Talk Mode: Allows for natural, bidirectional simultaneous translation between two or more individuals. Each person speaks their native language, and the translation is delivered in real-time.
- Offline Mode: Provides translation capabilities without an internet connection (requires pre-downloaded language packs in the app).
- Speech-to-Text: Converts spoken words into text in the target language.
- Text-to-Speech: Reads out translated text aloud.
- Audio Transcription: Transcribes spoken audio into text.
- AI Voice Conversation: Communicate with the system in real-time through voice input for interactive translation or information retrieval.

Figure 5.2: Demonstrates the AI Voice Conversation feature, where users can communicate with the system via voice input, receiving real-time responses.
To switch between modes and manage languages, use the PAVUN translation app on your connected device.
6. Maintenance
Proper care will extend the lifespan of your PAVUN Wireless Translation Earphones.
- Cleaning: Gently wipe the earphones with a soft, dry, lint-free cloth. Do not use harsh chemicals or abrasive materials.
- Storage: Store the earphones in a cool, dry place away from direct sunlight and extreme temperatures.
- Water Exposure: The earphones are not waterproof. Avoid exposure to water, rain, or excessive moisture.
- Charging: Use only compatible charging cables and power adapters. Avoid overcharging.
7. Troubleshooting
If you encounter issues with your earphones, refer to the following common solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Earphones won't power on. | Low battery. | Charge the earphones fully. |
| Cannot pair via Bluetooth. | Bluetooth is off on device; earphones not in pairing mode; too far from device. | Ensure Bluetooth is enabled. Put earphones in pairing mode (refer to quick start guide). Move earphones closer to your device. Restart both devices. |
| No sound or poor sound quality. | Volume too low; earphones not properly connected; dirty earbud. | Adjust volume on both earphones and connected device. Re-pair earphones. Clean the earbud speaker mesh. |
| Translation not working. | App not open or connected; internet connection issues (for online modes); incorrect language settings. | Ensure the PAVUN translation app is open and the earphones are connected within the app. Check your internet connection. Verify language settings in the app. |
| Translation accuracy issues. | Background noise; unclear speech; complex sentences. | Speak clearly and at a moderate pace. Reduce background noise. Use simpler sentences if possible. Ensure the microphone is not obstructed. |
If the problem persists, please contact PAVUN customer support.
8. Specifications
Detailed technical specifications for the PAVUN Wireless Translation Earphones (Model: GT50AIYH).
- Brand: PAVUN
- Model Number: GT50AIYH
- Color: Black (as per current product variant)
- Ear Placement: Open Ear
- Form Factor: On Ear
- Noise Control: None
- Connectivity Technology: Wireless
- Wireless Technology: Bluetooth
- Control Method: Touch
- Compatible Devices: Cellphones
- Specific Uses: Travel, Communication, Study, Work
- Material: Plastic
- Dimensions: Approximately 5.3 cm x 5.3 cm (2.08 in x 2.08 in)
- Weight: 60 g (Packing size weight, actual product weight may vary)
- Warranty: 6 months
- UPC: 760173120959
9. Warranty Information
The PAVUN Wireless Translation Earphones (Model: GT50AIYH) come with a 6-month warranty from the date of purchase. This warranty covers manufacturing defects and workmanship under normal use. It does not cover damage caused by misuse, accidents, unauthorized modifications, or normal wear and tear.
To claim warranty service, please retain your proof of purchase and contact PAVUN customer support.
10. Customer Support
For any questions, technical assistance, or warranty inquiries regarding your PAVUN Wireless Translation Earphones, please contact our customer support team.
- Online Support: Visit the official PAVUN website for FAQs and support resources.
- Email Support: Refer to your product packaging or the official website for the customer service email address.
- Phone Support: Refer to your product packaging or the official website for customer service phone numbers.
Please have your model number (GT50AIYH) and proof of purchase ready when contacting support.