Feature: 1. [IPEX Interface] With IPEX interface, which can makes the signal more sensitive, more stable and not easy to age, so you can use it with confidence. 2. [Stable Signal] Adopt high quality copper tube, wide frequency bandwidth, low standing waves ratio and stable signal, to meet your various need. 3. [RG1.13 Wire] Internal antenna adopt RG1.13 wire, high density braid shielding layer, oxygen free core, high conductivity and low loss. 4. [Safe To Use] With exquisite workmanship, working frequency is 433mhz, working temperature is ‑40℃~85℃, it is convenient and safe to use. 5. [Widely Application] Suitable for 433mhz wireless template, for LORA module, security alarm, power monitoring, remote control for airplane model, smart home, wireless meter reading system. Specification: Item Type: Antenna Model: TH-GSM-001 Material: Copper+RG1.13 Application: Signal stabilization and gain Working Frequency: 433mhz Antenna Gain: 5DBi Standing Waves Ratio: ≤1.5 Impedance: 50Ω Polarization Method: Linear polarization Maximum Power: 50W Antenna Port: IPEX Wire: 1.13 wire Working Temperature: -40℃~85℃ Applicable Equipment: 433mhz wireless template, for LORA module, security alarm, power monitoring, model airplane remote control, smart home, wireless meter reading system. Package List: 10 x Antenna