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Amazon Tap is on sale for $70 today

The $180 Amazon Echo is still probably the best smart speaker powered by Amazon’s Alexa Voice Service, while the $50 Echo Dot is the cheapest. In between is the $130 Amazon Tap, which is bigger than the Dot, smaller than the Echo, and battery-powered, making it the only truly portable model in Amazon’s current lineup. […]

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Vesper’s new mics use “practically zero” power, could be used in smartphones

Vesper has unveiled a new microphone that uses just 3µA of current when in sleep/listening mode. In other words, it could enable always-on listening in smartphones or other devices with minimal impact on battery life. The new VM1010 is a piezoelectric MEMS microphone and when a hotword like “OK Google” or “Hey Siri” is detected, […]