PREVENT INTERFERENCE: Omnidirectional high gain antenna reduces co channel interference, enhances signal gain, and improves transmission performance. A water-resistant light-harvesting antenna was prepared via... GOOD PERFORMANCE: Red copper inner SMA gold plated connector, high conductivity, low energy loss, and better wireless penetration capability. MATERIAL: ABS material, high heat resistance, flame retardant, wear resistant., the signal stronger. Changor External Antenna, Flexible Router Antenna Wear Resistant Dual Flexible UWB and MIMO Antennas for Wireless Body Area Network: A Review How to Use:It can be used after connecting with the device. Specification:Item Type: AntennaModel: JB-2., 4G/5., 8G-008Material: ABS+ CopperAntenna Gain: 3dBiAntenna Frequency: 2400-2500MHz/4900-5900MHzJoint Inner Diameter: Approx., 6mm/0., 24inOuter Diameter of Joint: Approx., 10mm/0., 39inPolarization: Vertical PolarizationStanding Wave Ratio: ≤2., 0Impedance: 50ΩWorking Temperature: 40℃~+80℃Purpose: Signal Stabilization and GainScope of Application: Security Alarm, Smart Home, Power Monitoring, Network Image Transmission/Security Monitoring Equipment, Industrial Status Monitoring Equipment, Digital Network Image Acquisition Equipment Package List:3 x AntennasNote:Please allow some errors due to manual measurement.