There is no such thing as a "datasheet" for these products.
The radio part, for both is wifi. The Bebop (1&2) supports 2.4GHz and 5GHz bands, while the SkyController 2 only supports the 2.4GHz band.
Actually authorized channels depends on the country, and may be different while indoor or outdoor. Tx power is also adjusted according to the regulatory domain of the current country. The idea is that we want to be as close as possible to the legal limit to maximize range.