TRANSFORMERS TF-T28

TRANSFORMERS TF-T28 Earphones User Manual

Bluetooth HiFi Sound HD Call Wireless Headphones

1. Introduktion

Thank you for choosing the TRANSFORMERS TF-T28 Earphones. These true wireless stereo (TWS) earbuds are designed to provide a high-fidelity audio experience, clear communication, and low-latency performance for gaming and everyday use. Featuring Bluetooth 5.4 connectivity, IPX4 waterproofing, and a comfortable in-ear design, the TF-T28 is built for versatility and durability.

2. Pakkens indhold

Markér venligst feltet for følgende elementer:

  • 1 x Emballageæske
  • 2 x TRANSFORMERS TF-T28 Bluetooth-øretelefoner (venstre og højre)
  • 1 x opladningsetui
  • 1 x opladningskabel (Type-C)
  • 1 x brugermanual

3. Produktet er slutview

The TRANSFORMERS TF-T28 earphones are available in two distinct designs: a yellow 'Bumblebee' theme and a black 'Optimus Primal' theme. Both versions offer the same advanced features and performance.

TRANSFORMERS TF-T28 Bumblebee themed earphones and charging case

Bumblebee themed TF-T28 earphones and charging case.

TRANSFORMERS TF-T28 Optimus Primal themed earphones and charging case

Optimus Primal themed TF-T28 earphones and charging case.

The earphones feature a new generation Bluetooth V5.4 chip, enhancing signal penetration and reducing sound quality loss and delay. They are designed with IPX4 life-grade waterproofing, making them resistant to daily rain and sweat.

Diagram showing the Bluetooth V5.4 chip

New generation Bluetooth V5.4 chip for enhanced connectivity.

Earbuds with water droplets illustrating IPX4 waterproof rating

IPX4 life-grade waterproof design resists daily rain and sweat.

The TF-T28 earphones are engineered for a comfortable and secure fit, with a lightweight design (approximately 3.2g per earbud) and skin-friendly materials. The ergonomic design ensures a 98.86% fitting degree for various ear shapes.

Diagram illustrating the ergonomic fit and weight distribution of the earbuds

Ergonomic design for a comfortable and secure fit, with optimized weight distribution.

The earphones feature a 13mm giant diaphragm for Hi-Fi level sound quality, delivering rich and vivid audio. They also incorporate AI call noise reduction technology for clear voice transmission during calls, even in noisy environments.

Diagram showing the 13mm giant diaphragm for Hi-Fi sound quality

13mm giant diaphragm for high-fidelity sound with low distortion.

Graph showing sound levels before and after AI call noise reduction

AI call noise reduction technology for clear voice calls.

4. Opsætning

4.1 Opladning af øretelefoner og etuiet

Before first use, fully charge the earphones and charging case. The charging case provides additional power for extended listening.

  • Placer høretelefonerne i opladningsetuiet.
  • Connect the provided Type-C charging cable to the charging port on the case and a USB power source (e.g., wall adapter, computer USB port).
  • The indicator lights on the case will show the charging status. Once fully charged (approximately 1.5 hours for the case), the lights will indicate completion.
  • A single earbud charge provides approximately 5 hours of music time. The charging case extends the total battery life to up to 40 hours.

4.2 Bluetooth -parring

To connect your TF-T28 earphones to your device:

  1. Sørg for, at høretelefonerne er opladet.
  2. Open the charging case. The earphones will automatically enter pairing mode, indicated by flashing lights (if applicable, refer to specific light indicators on the product).
  3. Gå til Bluetooth-indstillingerne på din enhed (smartphone, tablet, computer).
  4. Søg efter available devices and select "TRANSFORMERS TF-T28" from the list.
  5. Once connected, you will hear a confirmation tone, and the indicator lights on the earphones will change (e.g., turn off or solid).
  6. Høretelefonerne genopretter automatisk forbindelsen til den sidst parrede enhed, når de tages ud af etuiet, hvis Bluetooth er aktiveret på enheden.

5. Betjeningsvejledning

5.1 Tryk på kontrolelementer

The TF-T28 earphones feature smart touch controls on each earbud. The functions are as follows:

Diagram illustrating touch control gestures for the TF-T28 earphones

Detailed touch control functions for the TF-T28 earphones.

GestusRight Earbud FunctionLeft Earbud Function
Tryk én gangLydstyrke opLydstyrke ned
Tryk to gangeAnswer a call / Hang up the phone
Tryk tre gangeForrige sangNæste sang
Tryk og hold i to sekunderSwitch Game/Music modeCall voice assistant / Reject call

5.2 Skift tilstande

The TF-T28 earphones support dual modes: Music Mode and Game Mode.

  • Musiktilstand: Provides a wide live sound field, enhances vocals, and delivers bright and clear tones for an immersive listening experience.
  • Spiltilstand: Offers ultra-low latency (down to 0.06 seconds) for stable audio and precise sound positioning, giving you a competitive edge in gaming.

To switch between modes, press and hold the right earbud for two seconds.

6. Vedligeholdelse

To ensure the longevity and optimal performance of your TF-T28 earphones, follow these maintenance guidelines:

  • Rensning: Tør regelmæssigt øretelefonerne og opladningsetuiet af med en blød, tør og fnugfri klud. Undgå at bruge skrappe kemikalier eller slibende materialer.
  • Vandtæthed: The earphones are IPX4 rated, meaning they are resistant to splashing water and sweat. Do not submerge them in water or expose them to heavy rain. Dry them thoroughly if they get wet.
  • Opbevaring: Når de ikke er i brug, skal øretelefonerne opbevares i deres opladningsetui for at beskytte dem mod støv og skader. Opbevar dem et køligt og tørt sted væk fra ekstreme temperaturer.
  • Opladning: Brug kun det medfølgende opladningskabel eller et certificeret Type-C-kabel. Undgå at overoplade eller aflade batteriet helt ofte.

7. Fejlfinding

If you encounter any issues with your TF-T28 earphones, try the following steps:

  • Ingen lyd-/forbindelsesproblemer:
    • Sørg for, at begge øretelefoner er opladet.
    • Sluk og tænd for din enheds Bluetooth, og prøv derefter at parre igen.
    • Forget the "TRANSFORMERS TF-T28" device in your phone's Bluetooth settings and re-pair.
    • Ensure the earphones are within the 10-meter transmission range of your device.
  • Kun én øreprop virker:
    • Place both earbuds back into the charging case, close the lid, wait a few seconds, then take them out again. This often resets the connection.
    • Check if both earbuds have sufficient battery.
  • Opladningsproblemer:
    • Sørg for, at opladningskablet er korrekt tilsluttet til både etuiet og strømkilden.
    • Prøv et andet opladningskabel eller en anden strømadapter.
    • Rengør opladningskontakterne på ørepropperne og indersiden af ​​etuiet med en tør vatpind.
  • Berøringsknapper reagerer ikke:
    • Sørg for, at dine fingre er rene og tørre, når du bruger berøringsknapperne.
    • Prøv at genstarte øretelefonerne ved at lægge dem i etuiet og tage dem ud.

8. Specifikationer

Detailed specifications list for TRANSFORMERS TF-T28 earphones

Key technical specifications of the TF-T28 earphones.

FeatureSpecifikation
ModelTRANSFORMERS TF-T28
Bluetooth versionV5.4
Vandtæt niveauIPX4
TransmissionsafstandCirka 10 meter (33 fod)
Højttaler diameterφ13 mm
Højttalerimpedans32Ω ±15 %
Music Time (Single Charge)Ca. 5 timer
Samlet batterilevetid (med opladningsetui)Op til 40 timer
Hovedtelefonens batterikapacitet30mAh
Opladningsetui Batterikapacitet200mAh
KontrolmetodeTryk på betjening
Højttalerkraft5mW
Opladningstid (etui)≤1.5 timer
Nominel input5V-200mA
MaterialePlast
LydisoleringJa
Antal chauffører2
Total harmonisk forvrængning1%
Frekvensresponsområde20 - 20000 Hz
Følsomhed96dB
Med mikrofonJa (AI-opkaldsstøjreduktion)
Aktiv støjreduktionNo (Features AI Call Noise Reduction, not ANC for listening)
Vægt (pr. øreprop)Ca. 3.2 g

9. Brugertips

  • For optimal lydkvalitet og klarhed under opkald skal du sørge for, at ørepropperne sidder korrekt i dine ører.
  • Regularly clean the earbud tips and charging contacts to prevent debris buildup that could affect performance.
  • If experiencing audio dropouts, try to reduce interference by moving away from other wireless devices or obstacles.
  • Utilize Game Mode for competitive gaming to benefit from the ultra-low latency.
  • Keep the charging case charged to maximize the total listening time on the go.

10. Garanti og support

For garantioplysninger, teknisk support eller serviceforespørgsler henvises til kontaktoplysningerne fra din forhandler eller producentens officielle webwebstedet. Behold din købskvittering som købsbevis.

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