The electric field strength of a weak radio station at a distance of 3m is specified for each frequency.

For details, please see the website of the Ministry of Internal Affairs and Communications.
http://www.tele.soumu.go.jp/j/ref/material/rule/


*Details of wireless standards and protocol certification are subject to change.
Please note that the information may not be correct due to revisions to laws and standards.
Please contact a specialized organization or agency when actually obtaining it.