power adjustable: 0-300 watts. max power can reach 350 watt lcd displays lcd displays working frequency, forward power, reflected power and uv meter single knob operation. automatic power control maintaining the output at any preset level pre-emphasis optional at 0, 50us or 75us. dual stereo audio input interface. provided with swr protection function and temperature protection, raise alarm prompts once meet any trouble while working. standard 19 inches, 2u whole aluminum case.