1. Compatible with for 4G mobile broadband modem router, simple installation, no software required.2. Conditions of use: the corresponding interface SMA / TS9 / CRC9, the corresponding frequency band of the device3. Compatibility list: 3G 4G router modem4. It can be used indoors or outdoors to enhance and maintain good signal quality.Frequency range : 698-960/1710-2700MHZVSWR: less than 2.5Gain: 10-12dBiPolarization Type: VerticalRadiation : OmniMax Power imput: 10WInput Impedance: 50 OhmsConnector Type : SMA,TS9,CRC9 or otherCable Type: RG174()100% Cable Length: .5MDimensions: Appox.23 x 6.5 x 6.5CMInstallation Tips:Antenna should be mounted vertically to maximize performanceAntenna should not be mounted against metalColour: whiteMaterial: metal + plasticPackage Contents:2 x Clip code2 x U type code4 x nut4 x Gasket1 x antennaOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.