A4Tech 2Drumtek B20
 | Outdated Product Design: inserts; Connection type: wireless; Bluetooth version: Bluetooth v5.2; Range (m): 10; Impedance (Ohm): 32; Frequency range (Hz): 20 – 20000;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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A4Tech 2Drumtek B20
Type:earbuds
Connection:Bluetooth v5.2
Frequencies:20 – 20000 Hz
Sensitivity:102 dB
Battery:40 mAh, up to 5 h, with case 20 h
All specifications
Specifications 2Drumtek B20
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E-Catalog UK editor, Headphones
Olexandr Cherkashche…, edited 08.04.2026
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 2026 - 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 2026 - new arrivals, bestsellers, and the most relevant models A4Tech.
