Sirio Megawatt 4000-PL Mobile CB/HAM Mobile Antenna CB & 10m Mobile antennas High power handling capability Tunable from 27 to 28.5 MHz Protection from static discharges DC-Ground 17/7 PH tapered stainless steel whip Supplied with special screw and anti-theft safety key 180 inclination and adjustable whip, detachable for car-wash Suitable for magnetic mount Type: base loaded Frequency range: 27 ... 28.5 MHz Impedance: 50  Polarization: linear vertical Bandwidth @ SWR  2: MEGAWATT 4000:  2580 KHz (230 channel) SWR @ res. freq.:  1.2 Max. power: MEGAWATT 4000: 600 Watts (CW) continuous, 1800 Watts (CW) short time Mounting: MEGAWATT Series PL: UHF-male (PL 259) Materials: Brass, Copper, Nylon, Stainless Steel Height (approx.): MEGAWATT 4000: 2035 mm Weight (approx.): 450 gr