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With Dual Bluetooth, up to 90% less background noise on outgoing audio via Bluetooth, and our innovative FrameFit™ ear seals, Zulu 4 delivers more comfort, more clarity and more flexibility than any Zulu before it
With Dual Bluetooth, up to 90% less background noise on outgoing audio via Bluetooth, and our innovative FrameFit™ ear seals, Zulu 4 delivers more comfort, more clarity and more flexibility than any Zulu before it