The is designed to meet the broader bandwidth requirements of all popular AIS transceivers. Its compact size will be welcome aboard any vessel. The end-fed, 1/2-wave stainless steel whip features a sealed, tin-plated copper wire coil for maximum performance. The chrome-plated brass canister helps minimize detuning. A mount with a center hole is required for passage of the supplied 15' RG-58 cable. PL-259 connector included. Two-year limited warranty. Model#: 5250-AIS. SPECIFICATIONS:* Height: 3'* Max. Input Power: 50 watts* Gain: 3 dB* Frequency: AIS Marine Band * Bandwidth: 7 MHz within 2.0: 1 VSWR* SWR: Nominally 1.5: 1 at 162 MHz* Polarization: Vertical* Impedance: 50 ohms Sealed, tin-plated copper wire coil Chrome-plated brass canister minmizes detuning 15' RG-58 cable and PL-259 connector included | Classic Skinny Mini 36" AIS Antenna