OYIB S75
OYIB S75 AI Translation Earbuds User Manual
Model: S75 | Brand: OYIB
Introduction
Thank you for choosing the OYIB S75 AI Translation Earbuds. These high-performance earbuds combine real-time voice translation, music playback, and high-definition calls, designed to facilitate seamless communication across language barriers and enhance your audio experience. Please read this manual carefully to ensure proper use and optimal performance of your device.
What's in the Box
Upon opening your OYIB S75 package, you should find the following components:
- 2 x S75 Language Translator Earbuds
- 1 x Charging Case
- 1 x USB Charging Cable
- 3 x Pairs of Eartips (S/M/L)
- 1 x User Manual
- 1 x Translation Manual (with integrated authorization code)

Image: The OYIB S75 earbuds in their charging case, along with the USB charging cable, different sized eartips, and user manuals, illustrating the complete package contents.
Setup
Initial Charging
Before first use, fully charge the earbuds and the charging case. Connect the provided USB charging cable to the charging port on the case and a power source. The LED display on the charging case will indicate the battery level.
Pairing with Your Device (One-Step Auto Pairing)
- Open the Charging Case: The earbuds will automatically power on and enter pairing mode when the charging case lid is opened.
- Enable Bluetooth: On your smartphone or device (iOS, Android, Windows compatible), go to your Bluetooth settings and enable Bluetooth.
- Select "S75": Look for "S75" in the list of available Bluetooth devices and select it to connect.
- Connection Confirmation: Once connected, you will hear an audio prompt, and the earbuds will be ready for use.
The earbuds will automatically disconnect and power off when placed back into the charging case and the lid is closed. They will automatically reconnect to the last paired device when the case is opened again.

Image: A visual representation of the automatic pairing process, showing the earbuds in their open charging case and a smartphone screen displaying the Bluetooth connection to "S75".
App Installation (Ear Dance)
To unlock all AI functionalities, scan the QR code provided in the manual to download the "Ear Dance" application. This app is essential for utilizing the translation features and managing advanced settings.
Operating Modes and Features
The OYIB S75 earbuds offer versatile functionality with 3-in-1 capabilities and multiple translation modes.
3-in-1 Functionality
- Real-time Voice Translation: Supports up to 164 languages with a response time under 0.5 seconds and 98% recognition accuracy.
- Music Playback: Enjoy high-fidelity stereo audio with deep bass and rich details.
- High-Definition Calls: Integrated ENC microphone effectively filters background noise for clear communication.

Image: An exploded view of an earbud highlighting its 13mm speaker and indicating its capabilities for HiFi Stereo, Clear Calls, and Language Translation.
6 Smart Translation Modes
These earbuds provide various modes to suit different communication scenarios:
- Free-speech Mode: For natural, continuous conversation.
- Headphone + Phone Mode: Use one earbud for translation while the phone handles the other part of the conversation.
- Translation Machine Mode: Dedicated mode for direct translation.
- Voice Notes: Record and translate voice memos.
- Photo Translation: Translate text from images.
- Video Call Translation: Real-time translation during video calls.

Image: A visual guide to the six intelligent translation modes, including Free-speech Mode, Headphone + Phone Mode, Translation Machine Mode, Voice Notes, Photo Translation, and an AI Chat Mode upgrade.

Image: Two individuals, one speaking English and the other receiving a translation in Spanish, demonstrating the instant 164-language AI translation capability for travel and business.
Smart Touch Control
The earbuds feature high-precision touch controls for easy management of audio and calls:
- Play/Pause: Single tap.
- Answer Calls: Single tap.
- Volume Up: Tap and hold right earbud.
- Volume Down: Tap and hold left earbud.
- Hang Up Calls: Double tap.
- Activate Digital Assistant: Triple tap.
- Track Forward: Swipe right.
- Track Reverse: Swipe left.

Image: An illustration detailing the various touch controls on the earbud, including play/pause, answer/hang up calls, volume adjustment, track navigation, and digital assistant activation.
Battery Life and Charging
The OYIB S75 earbuds are designed for extended use:
- Earbud Playtime: Up to 10 hours of high-quality audio on a single charge.
- Total Playtime with Charging Case: The 500 mAh lithium battery in the charging case provides 3-4 additional charges, extending total battery life to 50 hours.
- Charging Time: Approximately 1.5 hours for a full charge using Type-C fast charging.
- LED Display: The charging case features an LED screen that accurately displays the charging status of both the earbuds and the case itself, preventing unexpected battery depletion.

Image: A diagram showing the dimensions of the earbuds and charging case, along with battery life indicators (10 hours for earbuds, 40 hours from charging case) and charging time (1.5 hours via Type-C).

Image: The earbuds in their charging case, highlighting the Bluetooth 5.4 technology for stable connection, lower power consumption, and lower latency, along with the LED display showing battery levels.
Comfort and Durability
The OYIB S75 earbuds are designed for comfort and resilience:
- Ergonomic Design: Features flexible earhooks for a secure and comfortable fit, ideal for sports and daily activities.
- IPX7 Waterproof: Provides protection against sweat and rain, making them suitable for workouts and outdoor use.

Image: Two individuals exercising, with icons highlighting the flexible earhooks, IPX7 waterproof rating, and ergonomic design of the earbuds.
Specifications
| Feature | Detail |
|---|---|
| Model Number | S75 |
| Brand | OYIB |
| Connectivity Technology | Bluetooth 5.4 |
| Translation Languages | Up to 164 (including regional variants) |
| Translation Response Time | Less than 0.5 seconds |
| Translation Accuracy | 98% |
| Earbud Playtime | Up to 10 hours |
| Total Playtime (with case) | Up to 50 hours |
| Charging Case Battery | 500 mAh Lithium |
| Charging Port | Type-C |
| Speaker Size | 13 mm |
| Noise Control | ENC (Environmental Noise Cancellation) for mic |
| Waterproof Rating | IPX7 |
| Compatible Devices | Smartphones, Laptops, most Bluetooth-enabled devices (iOS, Android, Windows) |
| Control Type | Touch Control, Voice Control (via app) |
| Material | Metal |
Maintenance
- Cleaning: Regularly clean the earbuds and charging case with a soft, dry, lint-free cloth. Do not use abrasive cleaners or solvents.
- Eartips: Remove and clean eartips periodically to prevent wax buildup, which can affect sound quality. Replace if damaged.
- Charging Port: Ensure the Type-C charging port is free of dust and debris.
- Storage: When not in use, store the earbuds in their charging case to protect them and maintain battery life. Store in a cool, dry place away from direct sunlight and extreme temperatures.
- Water Exposure: While IPX7 rated, avoid prolonged submersion in water. Dry thoroughly if exposed to liquids before placing back in the charging case.
Troubleshooting
| Problem | Possible Cause / Solution |
|---|---|
| Earbuds not pairing/connecting. |
|
| No sound or low volume. |
|
| Translation not working or inaccurate. |
|
| Charging case not charging. |
|
| Earbuds not charging in case. |
|
Warranty and Support
For warranty information and technical support, please refer to the documentation included in your product packaging or visit the official OYIB website. You can also contact the seller directly through the platform where you purchased the product.
Manufacturer: OYIB
ASIN: B0F7RSXQQW
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