The Cisco Aironet AIR-ANT5135DG-R is a 5 GHz antenna for access point and bridge equipment that enables a customized wireless solution for almost any installation. Designed For: Aironet 1200, 1220, 1230, 1230AG, 1231, 1232AG, 1242AG, 1242G, 1250 Modular Unified Access Point Platform, 1252AG, 1252AG Standalone Access Point, 1252AG Unified Access Point, 1252G, 1252G Unfied Access Point, 1260 Series Access Point (Controller-based).