Jensen Marine Am/Fm/Usb Bluetooth Stereo System With 2 6.5" Speakers. The system is waterproof rated at IPX6. The circuit board is conformal coated to prevent corrosion while the rest of the components are constructed with corrosion-resistant materials or finishes. The two included speakers measure in at 6.5" and support a 60 watt maximum handling power. Features of Jensen JMS3SPKG Marine Am/Fm/Usb Bluetooth Stereo System With 2 6.5" Speakers 160 watt (40W x 4) waterproof stereo system Bluetooth streaming audio with single-touch Bluetooth pairing USB input connects digital media devices (MP3/WMA player) Two included speakers measure in at 6.5" and support a 60 watt maximum handling power Rear auxiliary input (RCA) / Rear auxiliary output (2-volt) / Line-out audio (RCA) Package Contents: Jensen JMS3SPKG Marine Am/Fm/Usb Bluetooth Stereo System With 2 6.5" Speakers Jensen JMS3SPKG: Marine Am/Fm/Usb Bluetooth Stereo System With 2 6.5" Speakers