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Borofone BO4

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Design: overhead, closed; foldable; Connection type: combined; mini-Jack (3.5 mm); Bluetooth version: Bluetooth v 5.0; Cable supply: single-sided; Range (m): 10; Detachable cable; Frequency range (Hz): 20 – 20000; Speaker size (mm): 40; Volume control; Card reader; Operating time (music) (h): 5
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Borofone BO4
Colour
Connection and design
Designoverhead, closed
foldable
Connection typecombined
Connectionmini-Jack (3.5 mm)
Bluetooth v 5.0
Plugstraight
Cable supplysingle-sided
Range10 m
Cable typeround
Detachable cable
Specs
Frequency range20 – 20000 Hz
Speaker size40 mm
Emitter typedynamic
Microphone specs
Microphonebuilt into the case
Features
Volume control
Card reader
Power supply
Power sourcebattery
Headphone battery capacity200 mAh
Charging time1.5 h
Operating time (music)5 h
Charging portmicroUSB
General
Ear cushion materialleatherette
Weight145 g
Added to E-Catalogapril 2021
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.
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