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Bluetooth low energy ( BLE ) branded as Bluetooth SMART since 2011 is a wireless computer network technology which is aimed at novel applications in the healthcare , fitness , security , and home entertainment industries .
 Bluetooth, Bluetooth
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Bluetooth, Bluetooth