Implementation of the 6.0 GHz spectrum varies by country.
AirCheck-G3-Pro: Full Tri-band
AirCheck-G3E-Pro: Partial Tri-band
AirCheck-G3C-Pro: Dual band only (2.4/5GHz)
Partial tri-band operates only in specific channels in the 6 GHz band as determined by 802.11d regulatory domain information.
Dual band only is for countries where any operation in the 6.0 GHz band is not allowed.