1-4 of 4 Answers
They are self powered. No external amplifier is required.
Sorry, there was a problem. Please try again later.They're powered by Dual Amps custom developed by Bowers & Wilkins - one for the Tweeter and one for the Midrange/Bass driver
Sorry, there was a problem. Please try again later.The DUOs are "powered." Just plug them into a wall outlet. Then you stream your sound source to them.
Sorry, there was a problem. Please try again later.Formation Duo contains two amplifiers for each loudspeaker. 125W powers the tweeter and another 125W powers the mid bass driver. The speakers can be plugged into any standard electrical socket in your home.
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