Cisco Meraki Indoor Dual-band Narrow Patch Antenna, 5-port

The Narrow Patch antenna is ideal for high ceiling (25+ ft) aesthetic
consensus installations in high-density applications and where
APs are covering high-density users in small zones. Some example
use cases are in large lecture halls/stadiums as well as event
venue centers.

odkaz na stránky výrobce

https://meraki.cisco.com/lib/pdf/meraki_datasheet_MA-ANT-3-F.pdf