ITEM NAME:2X(Ts9 Connector 28Dbi Gain 3G 4G Lte Antenna External Wifi Antenna Signal O6D7) 2X(Ts9 Connector 28Dbi Gain 3G 4G Lte Antenna External Wifi Antenna Signal O6D7) 2X(It is the highest gain 28dbi 3G/4G LTE antenna. Greatly Enhance the mobile broadband network coverage and Wi-Fi receiving capabilities of your 4G/3G mobile router in a weak signal area. This antenna will work with mobile broadband devices that have TS9 external antenna port. Frequency: 690-2700MHz Gain: 28dBi VSWR: less than or equal to 1.8 Impedance: 50 ohm Max input power: 50w Connector: TS9 Connector Cable type: Dual RG174 Fit for Mobile Signal Routers: HUAWEI B880 E5175 E5186 B890, B593, B593U-12, B593S-22, B593U-91, B593U-12, B593U,E5172AS-22, E5172S-22, E5172. ZTE MF253 MF283 MF25D, MF28G, MF29T, MF29S2, MF28D. Vodafone B4000, B3000, B2000, B1000. And more. colour:white Material:ABS size:74 x 54 x 8 mm Cable length: About 300 cm Package Contents: 1 * Antenna with TS9 connector)