A4Tech 2Drumtek B20
 | Outdated Product $129.24 Design: inserts; Connection type: wireless; Bluetooth version: Bluetooth v 5.2; Range (m): 10; Impedance (Ohm): 32; Frequency range (Hz): 20 – 20000; Sensitivity (dB): 102; Speaker size (mm): 13; Operating time (music) (h): 5; Charging port: USB C; Waterproof: IPX4; |
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inserts, wireless, true wireless, Bluetooth v 5.3, aptX, game mode, voice assistant, waterproof, 20 – 40000 Hz, 28 Ohm, battery: 35 mAh, up to 6 h, with case + 18 h
inserts, wireless, true wireless, Bluetooth v 5.2, aptX, waterproof, 20 – 20000 Hz, 32 Ohm, battery: up to 5 h, with case + 25 h
inserts, wireless, true wireless, Bluetooth v 5.2, AAC, game mode, 20 – 20000 Hz, 32 Ohm, battery: up to 6 h, with case + 28 hours without backlight
inserts, wireless, true wireless, Bluetooth v 5.0, 20 – 20000 Hz, 32 Ohm, battery: 22 mAh, up to 3 h
inserts, wireless, true wireless, Bluetooth v 5.0, AAC, battery: up to 5 h, with case + 18 hours of talk
inserts, wireless, true wireless, Bluetooth v 5.3, AAC, waterproof, battery: up to 5 h, with case + 20 hours of talk
one earphone, inserts, wireless, true wireless, Bluetooth v 5.0, AAC, waterproof, battery: up to 6 h, with case + talk time — 20 hours
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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 A4Tech 2025 - new arrivals, bestsellers, and the most relevant models A4Tech.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog A4Tech 2025 - new arrivals, bestsellers, and the most relevant models A4Tech.
