Diamond SRH805s Whip Antenna will allow you to get longer range on your handled Radio like the antenna features a 2.12/3.0 dBi singnal with up to 10 Watts of Power. its only 5cm in length and weight 20 grams
Technical Spesification Model : SRH-805s Band : Dual Band UHF - VHF Frequency : 144/430 MHz (136 - 174 Mhz / 400 - 470MHz) Gain : 2.15 / 3.0 dBi Max Power : 10 Watt VSWR : 1 .5 Impedance : 50 Ohm Connector type : BNC SMA FEMALE Length : 5cm