Sonoff 4CHPROR3 Manual Del Usuario página 30

Warning
1) This product conforms with standard EN50332.
2) This product can be used across EU member states.
3) WIFI frequency range: 2412-2472MHz, Maximum E.I.R.P: 17.38dBm
Declaration of Conformity
Hereby, Shenzhen Sonoff Technologies Co.,Ltd. declares that this 4-gang Wi-Fi
Smart Switch with RF Control is in compliance with the essential requirements and
other relevant provisions of directive 2014/53/EU.