There is a pair of high-quality custom speakers that give impressive 30W onboard sound.

ENGADGET

The speakers are equipped with onboard DSP, for maintaining accuracy and efficiency at all volume levels, and high-quality, custom-designed neodymium loudspeakers. iLoud is equipped with a bi-amped 4-driver array, and iLoud MINI with a pair of full-range speakers.

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But they often rely on RF signals from wi-fi access points or custom infrastructure, poor-quality GPS signals or expensive, high-quality sensors.

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