MT481 Motorcycle Anti Theft Stereo MP3 Alarm Audio

Description:1.Before installing the mainframe,connect its power wire as shown in wirong diagram for listening test.2.Fix the mainframe to the motorbike only after the listening test reaches the ideal effect.3.Designed for men's motorcycle installed anti-theft audio.4.Electronic tuning, digital radio, FM three-band have 18 preset radio to choose.5.Automatic scanning machine,manually adjust the up and down the radio.6.Support USB, TF card carrier.7.Support MP3 format digital broadcast.8.Show blue screen in negative, display time and frequency.Specification:1.Model: MT4812.Material:Metal3.Waterproof level: level 44.Color:Blue with black5.FM rdio sectionFrequency scope:87.5-108MHzMedium frequency:10.7MHzSignal noise ratio:40dBNoise-limited sensitivity:=5% 6.Playing sectionSignal noise ratio:40dBChannel separation(At 1KHz):2340dBHarmonic distortion(At 1KHz):=5%Frequency response:100Hz-10KHz+-6dB7.Power amplifier sectionOutput:loudspearer outputLoudspearer impedance:4-8Rated output:5W X2Maximum output:7W X2Power:DC12VPackage Included:1 X Main Frame1 X Remote Controller