Dudao U21
 | Expecting restock Design: in-ear; Connection type: wireless; Bluetooth version: Bluetooth v5.4; Range (m): 10; Frequency range (Hz): 20 – 20000; Speaker size (mm): 13; Noise cancellation: ANC; Charging port: USB-C; E-Catalog uses affiliate links compensated by our partners. |
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in-ear, wireless, true wireless, Bluetooth v5.3, AAC, voice assistant, waterproof, 20 – 20000 Hz, 16 Ohm, battery: 30 mAh, up to 5 h, with case + 25 h
in-ear, wireless, true wireless, Bluetooth v5.1, voice assistant, waterproof, battery: 45 mAh, up to 8 h, with case + 32 h
in-ear, wireless, true wireless, Bluetooth v5.3, waterproof, 20 – 20000 Hz, battery: 40 mAh, up to 6.5 h, with case + 26 h
in-ear, wireless, true wireless, Bluetooth v5.3, waterproof, 20 – 20000 Hz, battery: up to 8.5 h, with case + 30 h
in-ear, wireless, true wireless, Bluetooth v5.0, AAC, active noise cancellation, waterproof, battery: 55 mAh, up to 6.2 h, with case + 24 h
in-ear, wireless, true wireless, Bluetooth v5.0, waterproof, 20 – 20000 Hz, battery: 50 mAh, up to 6 h
in-ear, wireless, true wireless, Bluetooth v5.3, voice assistant, 20 – 20000 Hz, 32 Ohm, battery: up to 4 h
in-ear, wireless, true wireless, Bluetooth v5.3, AAC, 20 – 20000 Hz, 16 Ohm, battery: 35 mAh, up to 4 h, with case + 20 h
in-ear, wireless, true wireless, Bluetooth v5.1, voice assistant, waterproof, battery: 50 mAh, up to 8 h, with case + 32 h
in-ear, wireless, true wireless, Bluetooth v5.2, waterproof, 20 – 20000 Hz, 16 Ohm, battery: up to 8 h
in-ear, wireless, true wireless, Bluetooth v5.3, waterproof, 20 – 20000 Hz, battery: up to 8.5 h, with case + 30 h
in-ear, wireless, true wireless, Bluetooth v5.0, waterproof, 20 – 20000 Hz, battery: up to 4 h
in-ear, wireless, true wireless, Bluetooth v5.4, voice assistant, waterproof, 20 – 20000 Hz, battery: 57 mAh, up to 7.5 h, with case + 36 h
in-ear, wireless, true wireless, Bluetooth v5.0, AAC, active noise cancellation, voice assistant, waterproof, 20 – 20000 Hz, 16 Ohm, battery: 60 mAh, up to 6 h, with case + 18 h
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The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Dudao 2026 - new arrivals, bestsellers, and the most relevant models Dudao.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Dudao 2026 - new arrivals, bestsellers, and the most relevant models Dudao.
