For a list of all currently documented Realtek chipsets with specifications, see Realtek.
For a list of all currently documented Philips chipsets with specifications, see Philips.
Additional specifcations, per Airlink+'s provided manual, follow...
Typical Receiver Sensitivity w/ 11b rates (PER = 0.08) (more)
- -87 dBm @ 2M
- -80 dBm @ 11M