Dual Band Functionality: The SG-7900 antenna offers exceptional performance across both VHF (144MHz) and UHF (430MHz) frequencies, making it a versatile choice for various mobile radios. High Gain for Better Transmission: Engineered for strength, the SG-7900 ensures clear communication over long distances, crucial for effective mobile operations. Build: Constructed with top-quality materials, the SG-7900 withstands rigorous use in various environmental conditions, promising reliability and durability. Frequency:144/430MHz (136-174 and 400-470) Standing wave ratio:less than equal 1.5 Gain:VHF5.0/UHF7.6dBi Input impedance:50ohm Power capacity:150W Antenna length:1.62M Interface:SL16-J Due to different batches, there may be differences in product printed text, which not affect use. Colour:As Shown Material:steel Package Contents: 1 * Walkie antenna kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.