Tuff Concepts Single Din In-Dash Car Stereo FM and MP3 Stereo Radio Receiver Aux with USB Port and SD CardSlot with Bluetooth functional 1. Power requirements DC=10V-19V 2. Load Impedance 41HM 3. Max. Power Output 50W5CH 4. FM Rrequency Range 87.5-108.1MHZ 5. USB have music into USB conect canto play