Z50S Translation Earbuds User Guide

The Z50S Translation Earbuds are designed for real-time multilingual communication. To access all functions, the earbuds must be connected to the companion mobile app.

1. Login

1.1 Mobile Number Login: Log in directly using your phone number and a verification code.
1.2 Third-Party Login: When logging in via WeChat or similar platforms, you must first bind your phone number. After binding, you can use your number and verification code to log in.

2. Connecting the Earbuds

Download the “iTourBuds” app from the App Store.
Tap the [Start Connection] button in the app.
If not connected via Bluetooth, a prompt will appear.
Tap [Go to Settings], open your phone's Bluetooth menu, select Z50S Pro Max, and return to the app.

Note:

Simply download the “iTourBuds” app and connect your iTour earbuds. No subscription required—enjoy lifetime access to all features with a one-time purchase.
For first-time use, remove both earbuds from the case and pair them via your phone’s Bluetooth before using the app.
Once paired, the earbuds are bound to your account. They cannot be used by other accounts unless unpaired first. A warning prompt will appear if pairing fails due to binding.

3. In-App Features

Explore a full visual summary of all translation and communication tools built into the Z50S Pro Max.

3.1 Bilingual Transcription

Perfect for meetings and interviews. The app automatically detects and transcribes two languages in real-time once the translation mode is enabled.

3.2 Intelligent Q&A

Ask questions using voice or text input for instant answers about daily topics and professional knowledge.

Supported Recognition Languages: Chinese, English, Japanese, Korean.
Other languages may not be recognized accurately.

3.3 Face-to-Face Conversation

Left Button: Detects the other person's speech, translates it, and plays it in your earbuds.
Right Button: Detects your own speech, translates it, and broadcasts it through your phone speaker.

Tap either button to activate its function.

3.4 Media Translation

Designed for interpreting audio or video content in real-time. Note: translation playback is not supported in this mode.

3.5 VOIP Call Translation

Supports internet-based calls (VOIP) to US/CA numbers. By default, only the other party’s speech is translated. You may tap the translate button to also translate your own voice.

3.6 Offline Mode (Requires Download)

Offline Transcription: On Android devices, source languages supported are Chinese, English, Japanese, and Korean; all languages are supported as target languages.
Offline Conversations: Available for Chinese, English, Japanese, and Korean on Android only.

Note: You must be connected to the internet the first time to download language packs for offline use.

4. Unpairing the Earbuds

4.1 Account Binding

If the earbuds are already paired to User A, User B will not be able to use them. The following message will appear:
“These earbuds are already bound to another user.”

4.2 How to Unbind

Go to Settings > General Settings > Unbind Headset and tap [Unbind]. After unbinding, the earbuds can be paired with a new account.

💡 Tips for Best Performance

Keep the earbuds fully charged before use.
Update firmware regularly through the app.
Speak clearly and avoid noisy environments for accurate translation.
Ensure the app is up to date for access to the latest features and languages.

Need further assistance? Visit our Contact Us page.