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Hardware components

Central Node

Board Computer: Raspberry Pi 2

Bluetooth 4.0 USB Adapter

Wifi USB Adapter

Secondary User Interface actuators:

• Beeper : not used in our demo
• Display : not used in our demo

Power Bank: Gomadic with AA batteries

User Interface Node:

Smartphone Android 4.3+

Notify My Android (NMA) application

Tags Node

Estimote Beacons (Bluetooth 4.0)