Features 1、Signal Stability: Durable. Better signal, wide range rid of unstable signal, has long time used 2、Easy to Install: Professional antenna interior design, small and delicate easy to install 3、Oxidation Resistance: 1 generation IPEX interface oxidation resistance, can be used for many times 4、Foldable and Durable: RG1.13 wire is soft, firm, foldable and durable, with high density and oxygen free wire core for fast and stable transmission 5、Used for: Used for 433Mhz wireless meter reading system, wireless data transmission module, UAV, security alarm, power monitoring, smart home, etc Specification Item Type: Internal Antenna Model: NZ-433-PCB-003 Material: PCB Hard Board Purpose: Signal Stability and Gain Antenna Gain: 5DBI Antenna Frequency Band: 433mhz Antenna Interface: Generation 1 IPEX Linetype: RG1.13 line Impedance: 50Ω Standing Waves Ratio: ≤ 1.5 Polarization Mode: Linear Polarization Power: 5W Scope of Application: 433MHz Wireless Meter Reading System, Wireless Data Transmission Module, UAV, Security Alarm, Power Monitoring, Smart Home, Etc Package List 10 x Internal Antenna