MOTONG Car Frequency Changer Converter Antenna Radio FM Band Expander For Import Cars FM changing frequency Receives all stations from 88Mhz to 108Mhz. FM Stereo Modulator Working Voltage : DC 12V; Frequency Reduction Output : 14MHz Body Size : 5.7 x 2.5 x 1.9cm/2.2" x 1" x 0.75"(L*W*T); Power Cord Length : 16cm/6.3" Color : Black, Net Weight : 38g,Package Content : 1 x MOTONG FM Stereo Modulator MOTONG Lifetime Warranty and don't worry about the problems once you order the product,Fulfilled by Amazon.