Kentiger USB / MP3 / FM / SD Sound Mode Digital Display Hi-Fi Car Stereo Power Amplifier This car power amplifier is a 2-channel professional amplifier. It supports USB, MP3, FM, SD. It's suitable for car, motorbike, boat, home use with easy installation. The remote control helps you operate it conveniently in a long distance. Its high quality makes it more durable. 4-electronic keypad control helps you operate the amplifier easily. It can play U disk, SD, MMC card for music and FM car motorcycle stereo radio, support MP3 music format. Seleted professional power amplifier integrated circuits, minimal distortion strong power. Pre-professional level input operational amplifier IC for circuit design, sound, transparent, bright. Filtering and anti-large-capacity power circuit. Two main channel output. It supports FM radio play.