Digital Antenna - 4' AM/FM Antenna - Black - 531-AB. When onboard entertainment is your passion, Digital Antennas AM/FM antennas deliver unbeatable reception and clarity. For the most eye-catching aesthetics, our 4 AM/FM antennas are designed to match our 4 VHF, AIS and cellular antennas.. All of our antennas are made in the USA, assembled, tested and tuned by hand for maximum performance, quality and durability.. Features:. Size - 4'. Color - Black. Stereo. Soldered connections. High gloss urethane finish. 316 stainless steel ferrule. 500 GOLD Series:. Mount: Standard 114 threaded base. Connector: Unattached Motorola type plug. Cable: Includes 15 of our low-loss, tinned braid, foil shielded, UV stable RG-8X marine cable. This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.