1、This is a SMA male connector antenna, made of premium material. 2、Made of high-quality ABS, environmentally friendly and durable. 3、Quality screw interface, makes the connection closer and signal more stable. 4、Patch antenna, strong and easy operation. 5、High gain, stable signal transmission, reliable signal sending and receiving. Features: This is a SMA male connector antenna, made of premium material. Made of high-quality ABS, environmentally friendly and durable.  Quality screw interface, makes the connection closer and signal more stable. Patch antenna, strong and easy operation. High gain, stable signal transmission, reliable signal sending and receiving.  Specification: Material: ABS Color: as picture shown Option: 824-960 / 1710-1990Mhz, 433Mhz Center Frequency: 824-960 / 1710-1990Mhz Band Width: CF±10MHz Polarization: Linear Gain: 3dBi V.S.W.R: < 2.0 Impendance: 50Ω Cable: RG174 Connector: SMA Male Mounting Method: Adhesive Operating Temperature: -40℃~+85℃ Relative Humidity: Upto 95% Vibration: 10 to 55Hz with 1.5mm amplitude 2hours Environmentally Friendly: ROHS Compliant Interface size: approx. 11x 1.7x 0.9cm/ 4.3x 0.7x 0.4inch Package List: 1 x Antenna