136 - 512 mhz Field tunable Quarterwave antenna with NMO mountGAIN 2.14 dBiTYPE 1/4 waveVSWR (see bandwidth) 1.5:1BANDWIDTH @ 1.5 5%BANDWIDTH @ 2.0 10%POWER RATING 200 WattsCOLOR BlackWHIP W200B, .070MAX HEIGHT 23”