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Table 4 Advantages and disadvantages of transmission modes

From: Building an indoor air quality monitoring system based on the architecture of the Internet of Things

Advantages and disadvantages Wired transmission Wireless transmission
Advantages Signals not easily to be disturbed No wire arrangement
  High security Easy setup
  Cheap Easy maintenance
Disadvantages Transmission rate reduced due to line length Unstable signals
  Difficult setup Expensive
  Inconvenient maintenance Low security