Features 1、High Gain: This durable antenna has high gain, super strong signal, and the greater the range, the greater the distance. 2、Characteristics: The antenna is nontoxic, harmless, sturdy, durable, waterproof, sunscreen, small in size, easy to carry and easy to install. 3、Interface: The interface is SMA female thread inner pin, which is wear resistant, corrosion resistant and durable. 4、Excellent Performance: Independent channel transmission is faster, reduces co channel interference, enhances signal gain, and improves transmission performance. 5、Uses: Suitable for data transmission equipment such as wireless monitoring, WIFI, smart home, smart wear, etc. Specification Item Type: External WiFi Antenna Material: ABS Model: for JB-2.4G-020 Purpose: Signal Transmission and Gain Working Frequency: 2400-2500mhz Antenna Gain: 4DBI Impedance: 50Ω Maximum Power: 50w Standing Waves Ratio: ≤1.5 Polarization Method: Vertical Polarization Antenna Interface: SMA Inner Pin Application Areas: Wireless Monitoring, WIFI, BT Module, Smart Home, Smart Wear, Product Signal Lights and Other Transmission Equipment Package List 5 x External WiFi Antenna