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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