Dual Electronics MCP103B Multimedia Detachable Single DIN Marine Stereo with Built-in Bluetooth, USB & SD Card Ports, Two 6.5 inch Dual Cone Marine Speakers & Marine Antenna BUILT-IN BLUETOOTH WIRELESS TECHNOLOGY  your single DIN marine stereo head unit receiver will easily pair with the vast majority of Bluetooth devices allowing you to make and receive all your calls Hands Free MUSIC STREAMING  your marine stereo will allow you to stream music right from your phone or media player and also stream music from apps such as Pandora & Spotify 3.7 INCH POSITIVE 10 CHARACTER LCD DISPLAY  the high contrast 10 black characters on a white background ensures easy readability from total darkness to direct sunlight MARIZINATION TREATMENT  a transparent protective film is applied to surfaces of all interior printed circuit boards providing an additional layer of defense against dust, condensation and corrosion DUAL CONE HIGH PERFORMANCE MARINE SPEAKERS  these marine speakers are carefully crafted withstanding high temperatures and UV resistant while providing 100 Watts of Peak Power, 20 Watts RMS, 4 Ohm Impedance & Frequency Range of 45Hz  12kHz LONG RANGE MARINE ANTENNA  provides a performance range of up to 10 miles for all AM/FM frequencies 1 YEAR WARRANTY  guaranteed high quality and reliability with hassle-free parts and labor warranty with excellent customer service DIMENSIONS  Single DIN