The Bluetooth Speaker MultimediaSystem. Now you do not have to worry if you have forgoten to bring a speaker on your boat trip! It is a simple conect from your mobile phone to the Bluetooth Speaker System. This allows you to play your choice of music, weather your out partying on your boat or out on a peaceful cruise. you can set the tone through your own speaker system controlled on your phone. The Speaker System also allows you to listen to your favourite radio stations. This is a great accessorie for any boat at a lower cost.
 
Brand Name - Grandnavi
Part - central control
Operating Voltage - 12V DC (10V- 15.9V allowable)
Material - Aluminum Alloy
AM Tuner - 530kHz to 1710 kHz (10kHz step)
Wattage - 200 w
Standby Current Draw - 5mA
Output Channels - 4 stereo pairs of RCA plugs
FM Tuner - 87.5 MHz to 107.9MHz (0.2MHz step)
Interface - UsB 2.0
BT - support BT