Description:   HH-N2RS Dual Band Antenna for Car Mobile Radio VHF136-174MHz\/UHF400-470MHz Male   Features:    1. Can install to the antenna base station directly. 2. M connector、 suitable for car mobile radio station. 3. Super short antenna、 good concealment、effectively. 4. Ultra short built-in circuit board、 signal to send and receive is strong.   Specification:   Color: Black V.S.W.R: <1.5 Gain: 2.5\/3 dB Max.power: 50 W Length: 9 cm Top diameter: 3 cm Button diameter: 3.5 cm Connector Type: NMO Center point: VHF 144 MHz and UHF 435 MHz Frequency Range: VHF 136-174MHz\/UHF 400-470MHz              Package includes:    1 x Small cannon dual band antenna   Details pictures: