In order to receive wireless n performance from the TEW-637AP, all wireless client adapters must be 802.11n wireless n adapter in the computer to communicate at wireless n. The use of existing wireless b/g client adapters will still benefit for the increased signal and extended coverage of the TEW-637AP. However, the wireless b/g client adapters will not be able reach wireless n speeds. For full wireless n networking, it is recommended that all wireless clients adapter be wireless n models.