K 340 - Product support

Accurate high-output sound and an in-line volume control to conveniently keep it in check – even when your portable player is stored away in your backpack or seat pocket.

Unit of sale:
Model Number: K340BRN

Product support

Contact info US

Harman Customer Support


Telephone number

001 888-452-4254

Openinghours / language
Mon. – Fri. 10:00am – 10:00pm ET
Sat. - Sun. 11:00am – 3:00pm ET

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