It is the highest gain 28dbi 3G/4G LTE antenna. Gain: 28dBi. Connector: TS9 Connector. 1 Antenna with TS9 connector. B4000, B3000, B2000, B1000. MF253 MF283 MF25D, MF28G, MF29T, MF29S2, MF28D.
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