Hereby, Shenzhen Sono ffTechnologies Co., Ltd. declares that the radio equipment type
MINIR4 is in compliance with Directive 2014/53/EU. The full text of the EU declaration of
conformity is available at the following internet address:
https://sonoff.tech/usermanuals
Operation frequency Range:
2402-2480MHz(BLE)
2412-2472MHz(Wi-Fi)
RF Output Power:
2dBm(BLE)
15dBm(802.11b),14dBm(802.11g),15dBm(802.11n20),
16dBm(802.11n40)(Wi-Fi)