Auto Car USB Aux-in Adapter MP3 Player Radio Interface for Mazda 323/3/5/CX7/MX5/MPV/Miata

Features: Direct connection via CD changer port with CD quality sound. Control music files from your car radio panel or steering wheel. Support USB flash, SD Card and 3.5mm jack input. Building in high quality MP3/WMA decoder. Building in amplifier chips. No signal interfere, no battery required. Smart design and easy to install and use.Specifications: Item type: Cables, adapters & sockets Voltage input: DC 12V Signal-to-noise: 95DB Max. current: 200mA Frequency response: 20HZ-20KHZ Working temperature: -10-80 Celsius degree Certificate: CE & RoHS Item weight: Approx. 130g / 4.6oz Package size: 15 * 10 * 4cm / 5.9 * 3.9 * 1.6in Package weight: Approx. 175g / 6.2ozPackage List: 1 * USB Car Adapter 1 * Card Reader 1 * User Manual