Enhanced Communication Range: The -300 Plus is designed for long-range communication, ensuring you stay connected over vast distances. Ideal for professional and amateur use. Versatile Frequency Coverage: Operates across a broad frequency range from 3-30MHZ, suitable for various broadcasting needs including FM, AM, and SSB modes. High Power Output: Delivers a robust power output with 100W in FM, 200W in AM, and 300W in SSB, making it a powerful ally in any communication setup. Stable Operation: Engineered to work efficiently within a 12-14V range, this amplifier maintains stability and performance even in demanding situations. Frequency range:3-30MHz Power supply voltage:12-14V Input current:14-20A Input power:3-5W (do not exceed this range, or maybe this device burn out) Single sideband input power:2-10W FM output power Maximum output:100W AM output power Maximum output:200W Single sideband output power Maximum output:300W Working mode:FM- AM-CW-SSB Fuse blown:2x12A Due to different batches, there may be differences in product appearance and printed text, which not affect use. Colour:Red Material:Aluminum Alloy Package Contents: 1 * -300 Plus Power Amplifier Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.