Amazon Dash Lets You Order Items Via Barcode Scan or Voice[ Sat, 05 Apr 2014 00:39:40 GMT ]A new device from Amazon lets you add items to an online shopping list just by scanning them or saying their names — and then have those items delivered the next day via Amazon Fresh.The Dash, as the device is called, is basically a barcode scanner and microphone that hooks up to your home Wi-Fi.