Short info: DeLOCK NB-IoT 900 MHz Antenna - Antenna - 13.5 m - dipole, PCB - 3 dBi - omnidirectional - black Group Network Accessories Manufacturer DeLOCK Item no. 89770 Model NB-IoT 900 MHz Antenna EAN/UPC 4043619897704 Product description. No. 89770 Model NB-IoT 900 MHz Antenna EAN/UPC 4043619897704 Product Description: DeLOCK NB-IoT 900 MHz Antenna - Antenna Product Type Antenna Dimensions (width x depth x height) 1 cm x 1 cm Length 13.5 m Product Material Acrylonitrile butadiene styrene (ABS) Form factor Dipole, PCB Frequency range 900 MHz Antenna gain 3 dBi Directivity Unidirectional Detailed General Product Type Antenna Product Material Acrylonitrile butadiene styrene (ABS) Width 1 cm Depth 1 cm Length 13.5 m Colour Black Antenna Form factor Dipole, PCB Frequency range 900 MHz Antenna gain 3 dBi Omnidirectional Directivity Standing wave ratio 1.5:1 Impedance 50 Ohm Cabling & Circuitry Connector 1 x SMA male Misc.