Panasonic WV-SW396 User Manual (en)

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Connection example 
(Refer to page 22 for how to connect the cables.) 
When connecting with a PC directly
<Required cable>
LAN cable (category 5e or better, cross, STP*)
* E model only
    
To the power supply 
(24 V AC)
LAN cable 
(category 5e or better, cross, STP*)
PC
Powered speaker (option)
Plug-in power type 
microphone (option)
RJ-45 female connector (cable integrated type) 
Recommended total extended 
cable length: 1 m {3.28 feet}
25