1. Ynlieding
This manual provides comprehensive instructions for the ZIUTY T21 Wireless Earbuds. These earbuds feature Active Noise Cancellation (ANC) and Environmental Noise Cancellation (ENC) for clear audio, a multi-functional touchscreen charging case, Bluetooth 5.3 connectivity, and an IPX7 waterproof rating. Please read this manual carefully to ensure proper use and optimal performance of your device.
2. Wat sit der yn 'e doaze
Kontrolearje oft alle hjirûnder neamde items yn jo pakket opnommen binne:
- T21 Wireless earbuds
- Oplaadkoffer mei touchscreen
- USB-C oplaadkabel
- Eartips (S/M/L maten)
- User Manual

Image: Package contents of the ZIUTY T21 Wireless Earbuds.
3. Produkt Overview
3.1 komponinten
The ZIUTY T21 system consists of two wireless earbuds and a portable charging case with an integrated touchscreen.
3.2 Kontrôles
The earbuds and charging case offer various control options:
Earbud Touch Controls:
- Spylje / Pauze: Ien tik op ien fan beide earbuds.
- Folgjende track: Tik twa kear op de rjochter earbud.
- Foarige spoar: Double tap left earbud.
- Oprop beantwurdzje / einigje: Ien tik op ien fan beide earbuds.
- Oprop ôfwize: Druk ien fan beide earbuds yn en hâld se yndrukt.
- Voice Assistant aktivearje: Trije kear tikje op ien fan beide earbuds.
- ANC/Transparânsjemodus wikselje: Druk en hâld 2 sekonden yn op ien fan beide earbuds.

Image: Smart touch controls available on the earbuds.
Charging Case Touch Screen Functions:
- Muzyk ôfspielje: Control play, pause, and track navigation.
- Volume kontrôle: Pas it audio-útfiernivo oan.
- Noise Reduksje: Toggle between ANC, Transparency, and Normal modes.
- Equalizer (EQ): Select from 5 preset sound profiles.
- Ljochtnivo: Skermhelderheid oanpasse.
- Taalwiksel: Feroarje de displaytaal.
- Fyn myn koptelefoan: Sykje ferkeard pleatste earplugs.
- Kamerakontrôle: Aktivearje de kamera fan jo tillefoan op ôfstân.

Image: Multi-functional LCD touch screen interface on the charging case.
4. Opsette
4.1 Initial Charging
- Before first use, remove the protective film from the charging contacts on both earbuds.
- Plak de earbuds yn 'e oplaadkoffer.
- Connect the USB-C charging cable to the case and a power source. The case's touchscreen will display the charging status.
- Fully charge the earbuds and case before initial use. A full charge takes approximately 1.5 hours.
4.2 Bluetooth -keppeling
- Iepenje it oplaadkoffer. De earplugs sille automatysk yn koppelingsmodus gean.
- Skeakelje Bluetooth yn op jo apparaat (smartphone, tablet, laptop).
- Sykje nei available Bluetooth devices and select "T21" from the list.
- Once connected, the earbuds will indicate successful pairing, and the device will show "Connected".

Image: Bluetooth 5.3 technology and one-step pairing process.
5. Bedriuwsinstruksjes
5.1 Aktive lûdsûnderdrukking (ANC) en transparânsjemodus
The earbuds feature Hybrid Active Noise Cancellation (ANC) to reduce ambient noise by up to 40dB, and a Transparency Mode to allow you to hear your surroundings.
- Switching Modes: Press and hold either earbud for 2 seconds to cycle between ANC, Transparency, and Normal modes. You can also switch modes via the charging case touchscreen.

Image: Active Noise-Cancelling in use.
5.2 Lûdskwaliteit en EQ-modi
Equipped with 14.2mm dynamic drivers, the earbuds deliver balanced audio. You can customize your listening experience with 5 Equalizer (EQ) presets:
- Normaal
- Rots
- Klassyk
- Pop
- Jazz
Select your preferred EQ mode directly from the charging case touchscreen.

Image: Available 5 EQ Modes for audio customization.
5.3 Oproppen meitsje en ûntfange
The dual-ENC microphones are designed to reduce 98% of background noise, ensuring clear calls even in noisy environments.
- Oprop beantwurdzje / einigje: Ien tik op ien fan beide earbuds.
- Oprop ôfwize: Druk ien fan beide earbuds yn en hâld se yndrukt.

Image: Earbud design for superior call clarity with built-in microphones.
5.4 Find My Earbuds Feature
The charging case touchscreen includes a "Find My Earphone" function to help locate misplaced earbuds.
- Access the "Find My Earphone" option on the case's touchscreen. The earbuds will emit a sound to assist in locating them.

Image: Using the 'Find My Earbuds' feature on the charging case.
5.5 Batterij Management
The earbuds provide up to 8 hours of playtime on a single charge, extended to a total of 40 hours with the charging case. A 10-minute quick charge can provide 2 hours of music playback.
- The charging case touchscreen displays the battery percentage foar sawol it hoeske as yndividuele earbuds.

Image: Battery life indication for ZIUTY T21 earbuds and charging case.
6. Underhâld
6.1 Cleaning
Regular cleaning helps maintain optimal performance and charging efficiency.
- Use an alcohol pad or a soft, dry cloth to clean the charging contacts on both the earbuds and inside the charging case.
- Gently clean the ear tip mesh to remove any dust or earwax that may affect sound quality or volume.

Image: Cleaning instructions for earbuds and charging case contacts.
6.2 Wetter Resistance
The ZIUTY T21 earbuds have an IPX7 waterproof rating, meaning they can withstand immersion in water up to 1 meter for 30 minutes. This makes them suitable for workouts and light rain exposure.
- Dompel de oplaadkoffer net yn wetter.
- Soargje derfoar dat de oordopjes droech binne foardat jo se werom yn 'e oplaaddoaze dogge om skea te foarkommen.

Image: IPX7 Waterproof feature of the earbuds.
6.3 Eartip Selection and Comfort
The package includes S, M, and L size eartips to ensure a comfortable and secure fit for various ear canal sizes. A proper fit is crucial for optimal sound quality and noise cancellation.
- Experiment with different eartip sizes to find the best seal and comfort for your ears.
- To replace eartips, gently pull off the current tip and push on the new one, ensuring it is securely attached.

Image: Eartip sizes for comfortable and stable fit.
7. Probleemoplossing
If you encounter issues with your ZIUTY T21 Wireless Earbuds, refer to the following common problems and solutions:
- Earbuds net keppele:
Ensure earbuds are charged and removed from the case. Turn off and on your device's Bluetooth. Forget "T21" from your device's Bluetooth list and re-pair. - Gjin lûd út ien earbud:
Check if both earbuds are charged. Try placing both earbuds back in the case, closing it, and then reopening to reset the connection. Clean the charging contacts. - Oplaadproblemen:
Ensure the USB-C cable is securely connected to both the case and the power source. Clean the charging contacts on the earbuds and inside the case. Try a different charging cable or power adapter. - Poor sound quality or low volume:
Ensure eartips provide a good seal. Clean the ear tip mesh to remove any obstructions. Adjust volume on both the earbuds (via touch controls) and your connected device. - Touchkontrôles reagearje net:
Ensure your fingers are clean and dry. Try resetting the earbuds by placing them in the case and closing it for a few seconds.
8. Spesifikaasjes
| Eigenskip | Spesifikaasje |
|---|---|
| Model Namme | T21 |
| Konnektivität Technology | Draadloos (Bluetooth 5.3) |
| Bluetooth berik | 15m |
| Noise Control | Aktive ruisonderdrukking (ANC) |
| Mikrofoans | Dual-ENC Microphones |
| Audio Driver Grutte | 14.2 millimeter |
| Frequency Response | 20 kHz |
| Gefoelichheid | 107 dB |
| Impedânsje | 32 omt |
| Batterijlibben (earbuds) | Oant 8 oeren |
| Batterijlibben (mei koffer) | Oant 40 oeren |
| Oplaadtiid | Ca. 1.5 oeren |
| Wetter Resistance Level | IPX7 |
| Control Type | Touch Control (Earbuds), Touch Screen (Case) |
| Special Features | 5 EQ Presets, Find My Earbuds, Camera Control |
| Materiaal | Acrylonitril Butadien Styrene (ABS) |
| Item Gewicht | 3.17 ounces (90 gram) |
| Produkt Ofmjittings | 2.23 x 1.01 x 1.94 inch |
9. Garânsje en stipe
For warranty information or technical support, please refer to the contact details provided with your purchase or visit the official ZIUTY webside. Bewarje jo bewiis fan oankeap foar alle garânsjeclaims.