The F-3749 Tri-Band Antenna from Comprod operates at frequencies in the VHF band, from 406-490 MHz and 760-960 MHz. The antenna has been designed for external public safety radio frequencies to propagate within buildings, tunnels or public use environments. It provides an omnidirectional gain of 1 dB and can handle up to 50 watts of power. This ceiling mount antenna meets the recommended fire safety practices of both the Federal Transit Administration (FTA) and the Federal Rail Administration (FRA) for smoke emission and flammability as tested under ASTM E-662 and ASTM E-162. The F-3749 Antenna is available in custom colors for orders of 150 or more.