Tronsmart Onyx Ace TWS Earbuds Review: Better Sound and Call Quality

One of the well-received wireless earbuds brands Tronsmart welcomed another pair of buds on March 9, 2020. The Tronsmart Onyx Ace Bluetooth wireless earbuds took place, vowing to offer top-notch performance in terms of both phone call and music. Today, we are here to mull over the latest earphones through each respective area to check its capabilities or drawbacks simultaneously. So, let’s start over.

It always sounds nice to listen to our favourite tracks or paying games on wireless earbuds. The era of wired devices is almost on the verge to collapse. Wireless earbuds prompt especially the youngsters, who used to spend most of the time on cell phones. However, wireless earbuds ensure better sound quality with advanced noise cancellation and other modules than traditional equipment.

Tronsmart launched the Spunky Beats Earbuds back in October 2019, which quickly gained applaud globally to be the best-selling pair of TWS earbuds. The company is quite astute in the domain to bring something updated and advanced for its audience. It is because of its persistency, dedication and consistency that yield mammoth success to the brand in the wireless earbuds market. Additionally, we also have high-quality Bluetooth speakers from Tronsmart to add blissful moments in life.

Tronsmart Onyx Ace specs

The recently-launched Tronsmart Onyx Ace is special in many ways. It ascertains a perfectly comfortable listening experience with the quad-microphone system and high-quality driver unit. Further, Bluetooth 5.0 technology adds more to attain the apex in the connectivity field.

Well, let’s follow the detailed analysis of the Tronsmart Onyx Ace TWS earbuds in the next passage. It will give us a good round of the product to check its worthiness against the price.

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Table of Contents

Tronsmart Onyx Ace Review: Features and Specifications

Design and Build

We have the tendency to deliberate on physical appearance and construction first. The latest earbuds by Tronsmart indulges an ergonomic semi-in-ear design to obtain a pressure-free wearing experience. It promises attractive details across the portable body to convince you thoroughly.

Furthermore, Tronsmart has released the Onyx Ace earbuds in dual colour selections – Black and White. Both suits amazingly perfect to the physical aesthetics and crafts modern outlook to match your daily fashions.

Tronsmart Onyx Ace hands on

The semi-in-ear design offers a tender feel to your ears and you will have no issue regarding longtime wearing. Unlike the in-ear approach where you have to choose the right size of the ear tip, the Onyx Ace’s design is sleek and lightweight with snug-fit.

Moreover, Tronsmart’s brand-new TWS earbuds have a touch panel on the outside surface. It allows you to access all functionalities like volume adjustment, songs management, as well as voice assistant right on the earbuds. You no longer need to take your phone out for these frequent tasks.

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In addition to the earbuds, the package consists of a charging case, which is portable and pocket-friendly to carry outside. On the top, it has an openable lid that is undetachable. The front side has four LED indicator to suggest the charging status.

In terms of physical measurement, each bud scales 16.5mm x 39mm, whereas the case measures 57.5 x 48 x 23 mm. Similarly, both earbuds and the case weighs 8g and 37g, respectively. The IPX5 waterproof certified physique delivers great protection against sweat, rain and splashes.

Sound Quality

Tronsmart has arranged for multiple algorithms to produce top-level of sound quality and phone call experience. The Tronsmart Onyx Ace earbuds have dual microphones that work smartly in collaboration with the Environment Noise Cancellation (ENC) technology.

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You will enjoy crystal-clear phone calls as the ENC module identifies your voice intelligently and removes the background nuisance. Wireless earbuds with a lone microphone are incapable of filtering background noises to make your calls clearer and quality-rich.

Further, the earbuds install the enlarged 13mm driver unit to create high-fidelity audio output. The bass is clear and rich, detailed mids along with the impressive treble production. The True Qualcomm aptX audio technology bestows exceptional and stable music experience without delays.

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The connectivity prospect highlights the ultra-advanced Qualcomm QCC3020 chip and Bluetooth 5.0 module. It establishes a stable wireless connection within the range of 15 meters and ensures magnificent consistency in audio streaming.

TWS 2020 Earbuds

Every time, you will get a faster connection and data transmission along with the lower latency at the lesser power consumption. Interestingly, you can operate the Tronsmart Onyx Ace earbuds either mono or stereo as per your choices. Unlike the ordinary earphones with only SBC audio format, the latest earbuds equip the true Qualcomm aptX audio technology.

Additionally, the device acknowledges multiple Bluetooth profiles like HSP, HFP, AVRCP, and A2DP etc. It is quicker and instant when it comes to connecting with the device. It recognizes your phone as soon as you take buds out of the case.


The Onyx Ace wireless earbuds come with a responsive one-tap touch control pad. Each earbud has a touch panel to assist you with quick access to frequent tasks without moving to the connected device every time. You can raise the volume by pressing once on the right buds and vice versa. Similarly, double-tap on either bud will let you switch between the tracks.

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Listeners can trigger voice assistant by pressing thrice simultaneously on each bud. It supports Siri, Google Assistant and Cortana voice assistants.


The power compartment utilizes an efficient and durable battery cell to produce long-lasting music sessions. Each bud concludes 40 mAh battery that promises up to 5 hours of playtime on a single charge at 50% volume level.

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Further, the playtime can be extended with an additional 24 hours by incorporating the 400 mAh-powered charging case at 50% volume level. The charging time of earbuds and case is 80 minutes and 90 minutes, respectively.

To suck the power, the charging case includes a USB-C port.


Well, the Tronsmart Onyx Ace TWS Wireless Earbuds are available on the GeekBuying online store for 34.99 US dollars after the 36% discount. Therefore, the pair seems worth-considering given the spectacular price-specification ratio.

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