Mobile discone antenna 100-1600MHzD220:(100 to 1600MHz for receiving) (144-430-904-1200MHz for transmitting) Length:0.90m - Weight:385g Gain:2.15dBi(144-904-1200MHz), 5.5dBi(430MHz) - Max.power rating:50W FM Impedance:50ohms - VSWR:Less than 1.5:1 Max.diameter:21.6cm - Connector:M-P Type:1-2wave(144MHz), 2x5-8wave(430MHz)