So I decided to check Indonesia Wifi Ghz and dbm
/interface wireless info country-info country=indonesia
ranges: 2402-2482/b,g,gn20,gn40(20dBm)
2417-2457/g-turbo(20dBm)
5735-5835/a,an20,an40,ac20,ac40,ac80,ac160,ac80+80(30dBm)/outdoor
5740-5820/a-turbo(30dBm)/outdoor
5745-5825/a-turbo(30dBm)/outdoor
902-927/b,g,g-turbo,gn20,gn40(30dBm)
/interface wireless info country-info country=indonesia2
ranges: 2402-2472/b,g,gn20,gn40(20dBm)
5735-5835/a,an20,an40,ac20,ac40,ac80,ac160,ac80+80(30dBm)/outdoor
5740-5820/a-turbo(30dBm)/outdoor
5745-5825/a-turbo(30dBm)/outdoor
/interface wireless info country-info country=indonesia3
ranges: 2402-2472/b,g,gn20,gn40(27dBm)
5735-5835/a,an20,an40,ac20,ac40,ac80,ac160,ac80+80(27dBm)/outdoor
5740-5820/a-turbo(27dBm)/outdoor
5745-5825/a-turbo(27dBm)/outdoor
/interface wireless info country-info country=indonesia4
ranges: 2402-2472/b,g,gn20,gn40(20dBm)
5170-5320/a,an20,an40,ac20,ac40,ac80,ac160,ac80+80(20dBm)
5735-5815/a,an20,an40,ac20,ac40,ac80,ac160,ac80+80(20dBm)
/interface wireless info country-info country=indonesia5
ranges: 2402-2472/b,g,gn20,gn40(20dBm)
5735-5815/a,an20,an40,ac20,ac40,ac80,ac160,ac80+80(30dBm)
/interface wireless info country-info country=“indonesia 5.7-5.8”
ranges: 5735-5815/a,an20,an40,ac20,ac40,ac80,ac160,ac80+80(30dBm)/outdoor
the latest regulation is
https://peraturan.bpk.go.id/Details/255564/permenkominfo-no-2-tahun-2023
based on LAMPIRAN II page 1
it should be something like this
2400–2483.5/40(27dBm)
2400-2483/20(36dBm)/outdoor
5150-5250/80(23dBm)
5250-5350/80(23dBm)
5150-5350/160(23dBm)
5725-5825/80(23dBm)
5725-5825/20(36dBm)/outdoor
also LAMPIRAN II page 4 for IOT devices