Features: 1.[Reduces Interference] With fine workmanship, supports signals of various frequencies, reduces interference, strengthens signals, and improves transmission. 2.[Omnidirectional High Gain] Omnidirectional high gain, different communication experience, the wider the coverage, the farther the open distance. 3.[Strong Adhesive] With strong adhesive, which can be firmly attached to the equipment and is not easy to fall off, so you can use it with confidence. 4.[FPC Soft Board] Adopts FPC soft board is firmly soldered, which is thin, bendable, suitable for wireless data transmission module, drone, security alarm. 5.[IPEX Interface] Adopt IPEX pure copper interface, which has strong anti oxidation ability and can be used for multiple plugging and unplugging. Specification Item Type: Antenna Model: NZ-433-FPC-002 Material: FPC soft board Application: Signal stabilization and gain Antenna Gain: 6dbi Working Frequency: 423-443mhz Standing Waves Ratio: ≤1.5 Polarization Method: Linear polarization Maximum Power: 50W Impedance: 50Ω Wire: RG1.13 wire Antenna Interface: IPEX Cable Length: Approx. 12cm / 4.7in Antenna Size: Approx. 17 x 27 mm / 0.7 x 1.1 in Installation Method: Adhesive Application Areas: 433M wireless meter reading system, wireless data transmission module, drone, security alarm, power monitoring, smart home Package List 10 x Antenna