Beacons: The Humble, Low-Cost Device That Is Changing How Big Retail Chains Do Business

A beacon, in its simplest form, is a small, low-powered and low-cost piece of hardware that emits Bluetooth low energy (BLE) signals. The BLE that a beacon emits can wake up apps that are installed on smartphones and tablets within a range of about 160 feet.

A beacon, in its simplest form, is a small, low-powered and low-cost piece of hardware that emits Bluetooth low energy (BLE) signals. The BLE that a beacon emits can wake up apps that are installed on smartphones and tablets within a range of about 160 feet.

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