Comet Dual-Band HT Antennas encompass a wide range of features and specifications to enhance your handheld transceiver or scanner operations. Whether you need a replacement antenna or just want to improve your HTs radiating efficiency and range, each Comet dual-band antenna offers a high-quality solution to your 2 meter and 70 centimeter needs. The Comet SMA-24 is the same as the SMA-24 terminates to an SMA. The Comet SMA-24 is an HT antenna for 2 meters and 440 MHz. It is 17 inches tall and is very thin and flexible. Gain is a 2.15/5.3 dBi and can handle up to 20 watts. VSWR: <1.5:1. 50 ohm. Black color.