1) fashion car model mini speaker 2)with usb/Tf microcard/fm/Aux line in 3) super sound and heavy bass Features:Output: RMS 3W*2 Support:FM Radio SNR: >85dB. Impedance: 4 ohm. Power supply: 800MaH Lithium battery. Charging power supply:USB 5V 40mm internal magnetic, high-quality alinum and iron boron speaker. Builtin rechargeable lithium battery, when the maximum playing, support for 5 hours. USB ...