23194
Operates clearly in common congested domestic radio traffic situations , for instance , generally immune to interference from other DECT systems , Wi-Fi networks , video senders , Bluetooth technology , baby monitors and other wireless devices .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities:  
Answer:
 None