Defender Twins 638 (63638)
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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 Defender 2026 - new arrivals, bestsellers, and the most relevant models Defender.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Defender 2026 - new arrivals, bestsellers, and the most relevant models Defender.
Series Defender Twins (TWS)Compare using chart →
in-ear, wireless, true wireless, Bluetooth v5.0, 20 – 20000 Hz, 32 Ohm, battery: up to 4 h
We recommendCompare using chart →
in-ear, wireless, true wireless, Bluetooth v5.0, 20 – 20000 Hz, 32 Ohm, battery: up to 4 h
in-ear, wireless, true wireless, Bluetooth v5.3, AAC, active noise cancellation, voice assistant, waterproof, 20 – 20000 Hz, 32 Ohm, battery: 45 mAh, up to 7 h, with case + 38 h
in-ear, wireless, true wireless, Bluetooth v5.4, voice assistant, 32 Ohm, battery: 30 mAh, with case + 30 h
in-ear, wireless, true wireless, Bluetooth v5.3, 20 – 20000 Hz, 32 Ohm, battery: up to 7 h, with case + 25 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 v5.3, AAC, active noise cancellation, waterproof, 20 – 20000 Hz, 32 Ohm, battery: 35 mAh, up to 5 h, with case + 24 h
in-ear, wireless, true wireless, Bluetooth v5.0, waterproof, 20 – 20000 Hz, battery: up to 7 h, with case + 31 h
in-ear, wireless, true wireless, Bluetooth v5.3, 20 – 20000 Hz, battery: 30 mAh, up to 6 h, with case + 24 h
in-ear, wireless, true wireless, Bluetooth v5.0, voice assistant, 20 – 20000 Hz, battery: 40 mAh, up to 4 h, with case + 12 h
