This antenna improve the reception of 3G broadband. Great for travel or where you are not sure of the location of the mobile phone Mast, small, stable and reliable performance VSWR: Less than or equal to 1.5 Amplification: 3dBi Max.Input power (W): 50 Input Impedance: 50 Ohm Polarization Type: Vertical Radiation: omnidirectional Connector Type: TS9 Male right angle Storage temperature: -45 ° C to + 75 ° C Operating temperature: -45 ° C to + 75 ° C Frequency range: 698-960 MHz, 1710-2170 MHz, 2300-2700 MHz Application for: Mobile Hotspot : R226,R215,E8372,E5787,E5786,E5785,E5775,E5577C,E5577,E5573,E5377,E5375,E5373,E5372,R210, Hilink CarFi E8377,E589,E5776 Wireless: AirCard 802S,AirCard 801S,AirCard 770S,AirCard 763S,AirCard 762S,AirCard 760S, AirCard 754S : AC815s,AirCard 779S,AirCard 781S, M1 MR1100,AirCard 771S,AirCard 778S,AirCard 791L ,Aircard 810s,Aircard 800S,Aircard 790s,Aircard 785s,Aircard 782S : R230,R212,MF980,MF971V,MF970,MF95,MF93E,MF93D,MF91T,MF91S,MF91D,MF910,MF91,MF90,Flare,MF923 ,MF61 : MiFi 7730L Jetpack,MiFi 4620LE Jetpack,MiFi 4620L Jetpack,MiFi 4510L Jetpack : MHS291L,MHS800L Ellipsis Jetpack,MHS900L Ellipsis Jetpack Router : B618,B529s-23a,B528s-23a : MF287,MF282 USB Modem : E8278,E398,E392,UML397,E397 Wireless: USB Sticks Compass 885,USB Sticks Compass 888,USB Sticks Compass 889,USB Sticks USB597,USB Sticks USB598,USB Sticks AC250U,AirCard USB301,Size: 25*4*4cm Color: Black Material: ABS Package Contents: 2 * Antenna Only 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.