Diamond Original SRH999 Quadband HT Antenna The Diamond SRH999 is a quad-band HT antenna for 6 meters, 2 meters, 430 MHz and 1.2 GHz. It is 20 inches (50 cm) tall and weighs only 2 ounces (55 g). This flexible antenna is black. This 50 ohm antenna can handle up to 10 watts. The SRH999 is a 1/4 wave on 6 and 2 meters, a 1/2 wave on 430 MHz and a 5/8 wave on 1.2 GHz. This antenna terminates to a 50 ohm SMA. This antenna is a favorite among ICOM T81A users. It is also suitable for wideband receivers which feature an SMA connector. It is also optimized for receive on 150, 300, 450 and 900 MHz bands. Made in Japan. High quality, high gain HT antenna. Flexible whip with SMA. Increase the performance on your handheld or wideband scanner with a Diamond SRH Series antenna. *Rated against typical stock HT antennas.* Antenna, HT/Scanner, Quad-Band Flexible, 6m/2m/70cm/23cm, SMA, 10W, 19.5 in., Each