Marine Grade Waterproof Construction:

• This Speakers are designed for universal vehicles and Boats.The Materials we use as polypropylene cone can accurately reproduces sound, and the molded ABS plastic basket keeps your sound distortion-free.
• The water resistant speaker features corrosion and stain resistant mesh grills. It is also rated as a completely waterproof speaker system which makes it perfect to use alongside a pool, lake, or beach.
• It is Perfect for Marine, Boat, UTV, ATV, Truck, Golf Cart, Powersport, Motorcycle, Motorbike, RV, Automobile & Off-Road Vehicles.

Unique Surface Mount Design:

• The GR-304 Marine Stereo Receiver Built-in Bluetooth technology allows you to instantly play music via your smart devices-- quickly and easily! (like iphone, android, smartphones, ipad etc).
• RCA AUX Audio Input: Install it has an AM/FM radio and RCA AUX audio inputs on the rear which can be used to play the audio from ipods,portable satellite radio, etc.
• Our units without a CD mechanism are ideal for listening to digital media files from USB drives, and external devices such as smartphones through the auxiliary input.The built-in Preset EQ allows you to choose from preset EQ curves for a variety of music styles such as Rock or Pop.

Small size for easy installation:

Package Including:

• 1 Pair ( 2 PCS ) 4 Inches Marine Speaker
• Mounting Screws
• 1 x Marine Stereo
• 1 x Power Wire
• 1 x Speaker wire
• 1 x Bracket
• 1 x Manual