Netgear 6000450 MIMO Antenna with 2 TS-9 Connectors

Boost performance indoors or in fringe network areas by plugging this external antenna into your 3G/4G AirCard modem or mobile hotspot. This antenna is designed to increase speeds and extend coverage when in buildings, vehicles, or remote sites where network coverage is sparse. Simple installation, no software required.

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Improve performance of your mobile broadband devices when indoors or in, fringe zones with this portable antenna, covering a wide band spectrum (700MHz to 2600MHz)
Usable indoors or outdoors. Frequency Bands: 700-906/1710-1990/2110-2170/2500-2700 MHz
Improve performance in areas with low 3G or 4G signal strength
Compatible with NETGEAR MR1100, LB1120/21, LB2120