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A4Tech 2Drumtek B20

Photos - Headphones A4Tech 2Drumtek B20
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Outdated Product
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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A4Tech 2Drumtek B20
Connection and design
Designinserts
Connection typewireless
ConnectionBluetooth v 5.2
Range10 m
Specs
Impedance32 Ohm
Frequency range20 – 20000 Hz
Sensitivity102 dB
Speaker size13 mm
Emitter typedynamic
Microphone specs
Microphonebuilt into the case
Frequency range100 – 10000 Hz
Sensitivity-42 dB
Features
Voice assistantAmazon Alexa / Apple Siri / Google Assistant
Power supply
Power sourcebattery
Headphone battery capacity40 mAh
Case battery capacity380 mAh
Charging time1.5 h
Operating time (music)5 h
Operating time (with case)20 h
Charging portUSB C
General
Touch control
WaterproofIPX4
In boxcharging case
Added to E-Catalogdecember 2022
Information in model description is for reference purposes.
Before buying always check characteristics and configuration of product with online store manager
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