HTC U11 review: Squeeze U: Boom Sound, U Sonic and audio quality
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It's official: HTC U11 doesn't have a headphone jack
HTC U11's Noise-Cancelling Headphones Won't Work With Other Handsets | Ubergizmo
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HTC U11 review: The prettiest of flagships? :: GSMchoice.com
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HTC ditched the headphone jack on its new smartphone — but replaced it with something way better
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