Tronsmart Onyx Free TWS Earbuds with Built-in UV Sterilization (Promo)


Tronsmart Onyx Free are a new TWS Earbuds from Tronsmart, which in addition to great sound features also have built-in UV Sterilization. More information about the features, availability, and price of the new Onyx Free earbuds can be found below.

Availability and price

Tronsmart Onyx Free TWS Earbuds now available on Geekbuying at a promotional price of $34.99 after using the coupon code: ONYXFREE

By the way, we advise you to hurry, because Onyx Free earbuds at this price with a coupon will be available only until the 1st of June.


Tronsmart Onyx Free Overview Features

We had the opportunity to test some time ago Spunky Beat TWS Earbuds (review here, now for $24.99) also from the Tronsmart brand. A mini comparison of the most important features can be found later in the article. Spunky Beat earbuds turned out to be really great and are good value for money. However (despite the fact that we have not tested) the specifications and features of Onyx Free TWS Earbuds indicate that Onyx Free earbuds are even better than Spunky Beat TWS Earbuds

Tronsmart Onyx Free

The most important features of Tronsmart Onyx Free TWS Earbuds:

  • UV sterilization& IPX7 waterproof double the protection – IPX7 rated for enhanced waterproof performance. Enjoy your music whether it rains or sweats.
  • Genuine Qualcomm® – Provide you with a more stable connection and better sound Lower latency. Ultra-low latency. Faster transmission. Low-power consumption
  • Studio sound quality – Qualcomm® aptX™ audio technology delivers Hi-Fi listening experience.
  • Tactile Switches  – Tactile Switches for More Comfortable Operation. Panasonic tactile switches ensure more precise control while reducing over 2 times ear pressure. One of the most comfortable button control earbuds in the world.
  • Unstoppable playtime – Provide up to 7-hour of playtime on a single charge while 35-hour with the charging case.
  • Automatic pairing support – The earbuds will automatically connect when you open the case.
  • Go mono or stereo – Dual modes with independent earpiece support.
  • USB-C fast charging – A more stable and faster charging.
  • Super Compact Design – Carry your earphones effortlessly.  No matter where you go, you can easily carry it with you.
  • Voice Assistance at Your Fingertips – Activate Siri or Google assistant from the earphones via a simple tap.
Tronsmart Onyx Free

Tronsmart Onyx Free vs Tronsmart Spunky Beat

There are several important differences, among others:

  • Playtime (with charging case) – Onyx Free up to 35 hours, Spunky Beat up to 24h
  • Waterproof – Onyx Free IPX7, Spunky Beat IPX5
    An added value for Onyx Free is UV sterilization, which in the current situation is certainly helpful.

Onyx Free vs Spunky Beat


Tronsmart Onyx Free TWS Earbuds comes with not only good audio quality but also have built-in UV sterilization and now cost $34.99 after coupon: ONYXFREE

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