Package Includes: (1) Soundstream MHU-32 Marine Boat ATV/UTV Digital Media Receiver Bluetooth/AUX/USB (2) Pair Rockville MS40B Black 4" 200 Watt Marine Boat Speakers Compact and Powerful Description: Rugged receiver for outdoor fun High-performance componentry, marine-rated construction, and intelligent design make Soundstream’s MHU-32 digital media receiver the ideal centerpiece of your Powersports or Marine audio system. With a digital AM/FM tuner, built-in Bluetooth® connectivity, USB and AUX inputs, and an easy-to-use interface, it’s ready for the water or the trail. Designed for great sound The first thing that comes to mind when you think about Soundstream is performance. That’s also the first thing Soundstream engineers think about, which is why the MHU features a 300W amp, dual-zone audio output, and waterproof rubber keys w/ 7-color LED backlighting. The result is superb sound for Boats, ATVs, UTVs, or other weekend fun machines. Features: Marine Grade IPx5 Watertight Enclosure Construction Conformal Coated Printed Circuit Boards & Components Zero Current Draw EPROM Memory Retains Presets Quick Disconnect Wire Harness for Pre-wire Installations Aluminum U-Bracket Mounting Hardware Included Waterproof Rubber Keys w/ 7-Color LED Backlighting Digital Media Player w/ AM/FM (3FM, 2AM) Bluetooth Hands-Free Calling from Enabled Devices A2DP Wireless Audio Playback from Enabled Devices Rear USB Input for MP3 & Other Audio File Playback 2-Band Equalizer with Audio Staging Controls 300w 4-Channel High-Level Speaker Outputs, 4-ohm Stable 2-Channel Stereo RCA Audio Input for Personal Media Players Dimension: 5.3” W x 3.1” H x 4.1” D (Hole Size 76.2mm) Video of MS40: What's In the Box: 2 Speakers Installation Hardware: (8 Stainless Steel Screws + 8 Stainless Steel Speed Clips) Mounting Template Owner's Manual Warranty Card Features: Pair Rockville MS40B 4" 200 Watt Waterproof Marine Boat Speakers Peak Power: 200 Watts per pair / 100 Watts each RMS Power: 50 Watts per pair / 25 Watts each Color: Black Injection Molded Polypropylene Cone Aluminum voice coil with ASV winding Cloth surrounds Impedance: 4 Ohm Frequency Response: 122Hz – 20 Khz Sensitivity: 85dB @1w/1m High quality magnet: 3.5 Oz Y30 Ferrite magnet 1” inch ASV voice coil IP56 waterproof rating Fully Marinized Against Salt & Fresh Water Conditions Completely Waterproof and rustproof at level IP56 Anti-UV molded ABS plastic basket & grill Pre-installed mounting screws included Perfect for marine, outdoor, and car use 1” inch Tweeter: (Mylar Diaphragm with NdFeB magnet) Injection Molded Polypropylene Dust Cap SPL: 85dB ± 2dB (at 1M / 1W) Resonant Frequency (F0) 122Hz + or – 20% at 1V 3MM plate and 3 MM T-yoke Total Diameter: 5.12” Cutout Diameter in Inches for Mounting: 3.66” Total Height: 2.36” Mounting Depth in inches:1.57’’ Shipping weight: 1.76 Lbs Shipping Dimensions:6” x 6” x 5.7” T/S Parameters: Magnet details: F60*F24*8 Y30 Fs: 154.7 Hz Re: 3.2 ohms Qes: 2.57 Qts: 1.611 Qms: 4.315 Vas: 0.847L Cms: 210.222UM/N Bl: 2.468T MMS: 5.029g XMAX: 1.5 mm SD: 54 cm2