Priced about right
Tronsmart Onyx Free is a true wireless earbud with UV sterilization in the charging case, IPX7 waterproofing, and Qualcomm aptX support for stable audio. It features Panasonic tactile switches and cVc8.0 noise cancellation for clear calls.
The Tronsmart Onyx Free are compact true wireless earbuds that prioritize treble and light bass, offering a sound that won't top charts but remains serviceable. They stand out with reliable call quality, physical button controls, and a secure fit that holds up even during sleep, making them a solid budget option for daily commutes or nighttime use. Battery life is a step up from siblings in the same lineup, adding to their practicality.
Paraphrased from published reviews & specs - not an original hands-on test. Our AI disclosure.
| Driver | 6 mm dynamic |
|---|---|
| Driver type | dynamic |
| Driver size | 6 mm |
| Frequency response | 20 Hz - 20 kHz |
| Impedance | 16 Ω |
| Driver | 6 mm dynamic |
|---|---|
| Driver type | dynamic |
| Driver size | 6 mm |
| Frequency response | 20 Hz - 20 kHz |
| Impedance | 16 Ω |
| Bluetooth | 5.0 |
|---|---|
| Codecs | SBC, AAC, aptX |
| Multipoint pairing | No |
| Wireless range | 15 m |
| Battery life | 7 h |
|---|---|
| Battery incl. case | 35 h |
| Full charge time | 60 min |
| Wireless charging | No |
| Active noise cancelling | No |
|---|---|
| ANC type | none |
| Controls | buttons |
| Weight | 4 g |
|---|---|
| Case weight | 36.2 g |
| Water resistance | IPX7 |
| USB-C | Yes |
| Model code | Onyx Free |
| Microphones | 4 |
|---|---|
| Mic sensitivity | -42 dBV |
| Call noise reduction | Yes |
| Call NR technology | cVc 8.0 |
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