Is Sector antenna only for 2.4GHz radio? EnGenius Admin Updated August 20, 2021 18:10 Follow Currently there are four (4) EnGenius outdoor antenna models. Two (2) are 2.4 GHz antennas and two (2) are 5 GHz antennas. Related articles How many SA5219 and SA2216 do I need for ENH710EXT? EnGenius AP Configuration Best Practices Comments 0 comments Please sign in to leave a comment.