Features 1、1. Made of high-quality ABS, environmentally friendly and durable. 2、2. It is not easy to break, high strength and durability, ensuring good connection. 3、3. Standardized design, easy to install and convenient to use. 4、4. The connector part is using brass material, anti-corrosion and long lasting. 5、5. High gain, stable signal transmission, reliable signal sending and receiving. Specification Description: Scanner Mobile Antenna BNC glass mount 4" 3dB Wideband Scanner Mobile Antenna. This antenna come with BNC type connector, work with radio or scanner with BNC type connector, or use our antenna adapter to convert for other type radio use, check my other list for antenna adapters. Features: 1. Made of high-quality ABS, environmentally friendly and durable. 2. It is not easy to break, high strength and durability, ensuring good connection. 3. Standardized design, easy to install and convenient to use. 4. The connector part is using brass material, anti-corrosion and long lasting. 5. High gain, stable signal transmission, reliable signal sending and receiving. Specifications: Connector: BNC Male Mount Style: glass mount (stick with magic tape /for ve lcro tape) Band: Wideband receive Receive Frequency: 30MHz - 1200MHz Receive Gain: 3dB Color: Black Antenna Length: 4 " Size: Approx.10.5*1.7*1cm/4.1*0.7*0.4in Weight: Approx.56g/2oz Package List: 1*Antenna