ASROCK Z790 TAICHI LITE User Manual page 72

Operations in the 5.15-5.35/6GHz band are restricted to indoor usage only.
Radio transmit power per transceiver type
Function
2400-2483.5 MHz
WiFi
Bluetooth 2400-2483.5 MHz
Frequency
5150-5250 MHz
5250-5350 MHz
5470-5725 MHz
5725-5850 MHz
5945-6425 MHz
Maximum Output Power (EIRP)
18.5 + / -1.5 dbm
21.5 + / -1.5 dbm
18.5 + / -1.5 dbm (no TPC)
21.5 + / -1.5 dbm (TPC)
25.5 + / -1.5 dbm (no TPC)
28.5 + / -1.5 dbm (TPC)
11 + / -1.5 dbm
21 + / -1.5 dbm
8.5 + / -1.5 dbm