2.4/5GHz / 3 dBi @ 2.4GHz, 5dBi @ 5Ghz (RP-SMA) Rubber Duck WiFi Dualband Antenna 2.4/5GHz; Rubber Duck; RP-SMA gain: 3 dBi @ 2.4GHz, 5dBi @ 5Ghz; impedance: 50 Ohms frequency/bandwidth: multi; center-frequency: 2.4 - 2.5 GHz 5.1 - 5.85 GHz connector: RP-SMA; dimensions: 7 inch