This compact omnidirectional antenna is designed for the frequency of 824-960 MHz (2G, GSM) and 1710-2170 MHz (3G, UMTS) and has a gain of 2dBi. It supports all current/common standards like HSDPA, HSUPA, HSPA, HSPA+, EDGE, GPRS. The antenna will be simply connected to the external antenna connector of your GSM/UMTS device. It has a standard SMA male plug with a flexible 90° joint. Technical Data: Type of Antenna: Omni 3G / GSM Antenna Gain: 2dBi Impedance: 50 Ohm Frequency: 824-960 MHz (2G, GSM) 1710-2170 MHz (3G, GSM) Polarisation: Vertical (Linear) Beamwidth: 360° Horizontal Connector: SMA male Appliance: Indoor Dimensions: 108mm x 10mm Weight: 8g Color: Black