... are widely used in GSM,DCS,CDMA,3G,4G,LTE communication system, satellite orientation, radar and military fields. Our ... , Directional Coupler, RF Attenuator, Dummy Load, Cable Assembly, Connector, Antenna, Duplexer and Combiner. Customers' designs (OEM / ODM) are also ... available. Directional Ceiling Antenna---806~960 MHz,1710~2500MHz 5/7dBi N-Female Directional ...