Jensen Compact Bluetooth Am/Fm/Usb/Wb Waterproof Stereo Black 4in. The system is waterproof rated at IPX6. Conformal coated circuit boards. UV resistant finishes/materials (ASTM D4329). Corrosion resistant materials (ASTM B117). Specifications for Jensen Compact Bluetooth Am/Fm/Usb/Wb Waterproof Stereo: Manufacturer: Jensen Color: Black Height: 3.5 in Width: 4.5 in Weight: 1.3 lb Features of Jensen Compact Bluetooth Am/Fm/Usb/Wb Waterproof Stereo Compact 160 watt (40W x 4) waterproof stereo Bluetooth streaming audio (Supports A2DP/AVRCP) USB MP3/WMA Player Rear AUX input (RCA) Rear Auxiliary Audio Output (RCA) AM/FM tuner UV resistant finishes/materials (ASTM D4329) Corrosion resistant materials (ASTM B117) Package Contents: Jensen Compact Bluetooth Am/Fm/Usb/Wb Waterproof Stereo Jensen JMS4RTL: Compact Bluetooth Am/Fm/Usb/Wb Waterproof Stereo Black 4in