PACKAGE INCLUDES: 1 x PLMR18 200-Watt Marine AM FM SD USB Aux Remote Radio Receiver, and 4 x PLMR60W 150 Watts 6.5'' Dual Cone Speakers (White), 1 x Radio Shield, 1 x Enrock Antenna, 1 x PLMRA400 4-Ch Waterproof Amplifier RECEIVER: Hydra series has the solution for your marine audio needs - this PLMR18 head unit is capable of tuning AM/FM and playing MP3s from your USB stick or SD card. It's rated at 4 x 50 watts, so each speaker has plenty of independent power. And it comes with everything you've come to expect from a modern head unit: a 30 station memory, an auxiliary input to hook up an MP3 player or iPod, and a dot matrix LCD display. SPEAKERS and AMP: The PLMR60W is a pair of 150-watt, 6.5' two-way, full-range speaker suitable for marine use. These white speakers are equipped with a polypropylene cone with cloth surround and 1' aluminum voice coil for accurate sound reproduction. This 4-channel, 400-watt marine amp takes both high and low level inputs RADIO SHIELD AND ANTENNA: This smoke-colored water resistant radio shield with white base color protects your head unit from the elements. Smoke colored housing window decreases UV exposure to your stereo to prevent damage like cracking. This rugged Enrock EKMR1 marine soft wire universal antenna gives you performance, durability and plenty of placement options. The flexible wire makes it the perfect hideaway antenna 100% SATISFACTION GUARANTEE: Buy With Confidence With Our 30 Day Money Back Hassle Free Guarantee And A 1 Year Warranty Marine Receiver AM / FM -MPX PLL Tuning Radio 30 Station Memory, Dot Matrix LCD Display, Encoder Volume, Bass, Treble, Balance, Fader Control, Power output 4 x 50 Watts, 2 Channel RCA Line Out, USB Interface (Decode MP3/WMA), SD/MMC Slot, Aux Input, Remote Control, Marine Coating, Blue Illumination Dimensions: 7.0" W x 6.29" D x 1.9" H 6.5'' Dual Cone Marine Speakers (White) 6.5'' Dual Cone Full-Range Speakers, Waterproof for Marine or Car Use, Power Handling: 150 Watts Peak, Polypropylene Cone With Cloth Surround, Built-in Molded Grill, Molded ABS Plastic Basket, 1" Aluminum Voice Coil, 20oz Circuit Magnet, Frequency Response: 45Hz - 16kHz, 4 Ohm Impedance, Includes Wires & Mounting Hardware Marine Amplifier IC Power, 100 Watts x 4 Output, Variable Input Gain Control, Power ON LED Indicator, High/Low Level Input, Speaker Output Connector, Gold Plated RCA Inputs, Thermal / Overload / Short Circuit Protection, Heavy Duty Aluminum Alloy Heatsink, Load Dump Over Voltage Dimensions: 7.87" W x 2" H x 8.0" L Water Resistant Radio Shield (White) Protects Stereo from the Elements, Smoke-Colored Housing Window, Spring-Loaded Flip-Up Door, Rear Support Shelf for Radio, UV Resistant Plastic, White Base, Mounting Gasket Included Dimensions: 9" W x 1.95" D x 4.10" HEnrock Marine Radio Antenna Weather Resistant AM/FM Marine Antenna, Provides Excellent Radio Reception, 22" Braided Cable