1. Will allow you to get a longer range on handheld radios 2. The antenna has a power of 2.15dBi, and the power is 20 watts 3. Antenna type: SMA-M soft antenna 4. Frequency: 144 / 430Mhz (136-174 + 400-470) MHz 5. Gain: 2.15dB 6. Standing wave ratio (VSWR): less than 1.5 downwards 7. Impedance: 50ohm 8. Connector type: SMA-M (male) 9. Material: ABS and heat shrinkable tubing 10. Length 37.5 cm, weight 36 grams 11. Suitable for YAESU VX-1R, VX-2R, VX-3R, VX-5R, VX-6R, VX-7R; suitable for RETEVIS RT1, RT2, RT3; suitable for TONGFA TF-UV985, 385; suitable for WOUXUN KG-UV9D, KG-UV8D, KG-UV6D, KG-UV66, etc.