Unlicensed bands and power limits

2.4 GHz
- 802.11b
  - frequencies: 2417-2472 (ch1-ch13)
  - power level: 100mW
  - area: all of EU beyond France.
- 802.11g
  - frequencies: 2417-2472 (ch1-ch13)
  - area: all of EU beyond France.

5 GHz
- These are just the basic parameters for use of 5 GHz within the EU. The full document can be found at 32005D0513
- 5150-5350 MHz
  - application: indoor use only
  - power level: 200mW EIRP
    - 0,25 mW/25 kHz in any 25 kHz band, in the band 5150-5250 MHz
    - 10 mW/MHz in any 1 MHz band, in the band 5250-5350 MHz
  - area: all of EU
- 5470-5725 MHz
  - application: indoor and outdoor use
  - power level: 1W EIRP
    - 50 mW/MHz in any 1 MHz band
  - area: all of EU
- These are the Ireland specific parameters for the 5.8 GHz band, the full outline can be found at 5.8 Ghz Registration
- 5725 – 5875MHz
  - application: outdoor use
  - power level: 2W EIRP
    - 100mW/MHz EIRP
  - requirement: registration of operational basestations with ComReg

Source: Marlow