Compare Open-Ear Designs
Compare open-ear and bone-conduction wireless audio by mechanism, fit, awareness limits, and the model details to verify before buying.
If you are interested in more details, you can find full information on the seller's page.
White wireless headphones with active noise cancellation, a built-in microphone, and control via the Tronsmart app. Stated autonomy is 50 hours; they pair with 2 devices, and the ear pads swivel 90°. Dimensions are stated as 18.5 × 17.7 × 8.3, with unit and axes not specified.
| Date | Price |
|---|---|
| 11/12/26 | €29.33 |
| 11/9/26 | €29.51 |
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
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Tronsmart Sounfii Q20 White Stated autonomy: 50 hours
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Tronsmart SOUNFII Q20S White Hybrid active noise cancellation
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Tronsmart SOUNFII Q20S Black Hybrid active noise cancellation
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Tronsmart SOUNFII Q20S White + Black Hybrid active noise cancellation
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Tronsmart Sounfii R4 Black 12mm composite diaphragm driver unit
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Tronsmart Sounfii R4 Beige Call noise reduction: ENC
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| Brand | Tronsmart | Tronsmart | Tronsmart | Tronsmart | Tronsmart | Tronsmart |
| Model | Sounfii Q20 | SOUNFII Q20S | SOUNFII Q20S | SOUNFII Q20S | Sounfii R4 | Sounfii R4 |
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| Price | €29.33 | €48.90 | €48.90 | €88.02 | €12.66 | €16.62 |
| Seller | Geekbuying | Geekbuying | Geekbuying | Geekbuying | Newegg | Geekbuying |
| Update | Nov 13, 2026 | Nov 13, 2026 | Nov 13, 2026 | Nov 13, 2026 | Nov 13, 2026 | Nov 13, 2026 |
| Model Name | Sounfii Q20 | SOUNFII Q20S | SOUNFII Q20S | SOUNFII Q20S | Sounfii R4 | Sounfii R4 |
| App Control | Tronsmart app | Tronsmart App Control | Tronsmart app control | Tronsmart App Control | ||
| Product Type | Wireless headphones | Headphones | Headphones | Headphones | Wireless earbuds | True wireless earphones |
| Device Pairing | Pairs with 2 devices | Pairs with 2 devices | Pairs with 2 devices | Pair with 2 devices | ||
| Noise Cancellation | Active | Hybrid active noise cancellation | Hybrid active noise cancellation | Hybrid active noise cancellation | Adaptive noise cancelling to ears and environment | |
| Audio | Hi-Res Audio | Hi-Res Audio | Hi-Res Audio | |||
| Playtime | 60 hours playtime | 60 hours | 60 hours; basis not specified | |||
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