Lepy LP-269FS 4 x 45 Watts Mini Audio Stereo Amplifier With USB/MP3/SD and FM / Remote Controller With bluetooth + Power Adapter The Bluetooth Hi-Fi wireless connection uses top British brand CRS'S 4.0 Bluetooth module,ensuring high-quality audio transmission. SD/MMC/USB play fuction. Input voltage DC 12V. High performance FM electronic tuner,Electronic volume control.RCA input and output. Station Presets:30 radio stations can be preset in FM radio mode.Infrared remote control. 4-Channel sound output. Bright illuminated display