Features: brand new and high quality Application: Communication Communication Features: Waterproof Interface type: SMA/RP SMA (optional) It is suitable as an alternative RF antenna for many access points and radios equipped with Rp Sma, including D-link, for Linksys, etc. This compact 2.4GHz omnidirectional waterproof Wifi antenna provides wide coverage and 3dbi gain. Specifications: Material: ABS Gain: 3dbi. Interface type: SMA/RP SMA (optional) Frequency Bandwidth: 100mhz. Color: Black Optional. Standing Wave Ratio: 1.8 Impedance: 50. Power Capacity: 50w. Polarization: Vertical. Antenna Height: 14mm Light-ning Protection: for Dc Grounding. Working Temperature: -40~+60. Storage Temperature: -2040. Note: 1.Please allow 1-2mm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 2PCxSmall Antenna