Pyle 4 Channel Marine amplifier has an incredible sound and lots of power without the distortion. It could run for hours and it will still be Cool and soft to the touch in on/off button. You'll love the sound's purity and clarity. Wire The front channels to increase the output power from 70 watts to 200 watts per channel. Try the 4 full range channel and enjoy the powerful sounds that come from a sleek Amp. The full range is the perfect solution for anyone seeking excellence on the open water. Capable of powering multiple sets of component, Pro audio, or coaxial speakers, it packs the power that will allow your speakers to come alive. Versatility is this amplifier's middle name, With an array of adjustable user controls such as the gain, lpf, hpf, crossover, and bass EQ. Featuring a high speed power supply, advanced electronics, and other internal high quality components. It shines when compared to anything in its class when it comes to power and reliability. The class A/b circuitry equipped in this amplifier allow it to reproduce extremely clean output, for the best possible sound on your boat or in your vehicle. Moreover, this extremely efficient, 4Channel, 200W outdoor amp is fully marinized with a waterproof and rust resistant coating on the PCB and mechanical cg. Truly, lives The One and only legacy of an auto amplifier. System Features: Compact & powerful Marine amplifier universal design for stereo system portability built in Bluetooth wireless Music Streaming weatherproof & water resistant design Marine Grade Construction integrated cables & wires for easy installation setup wired aux (RCA) Audio connection ability to connect & Stream Audio from external devices Perfect for custom speaker powering electronic crossover network anti thump turn on soft turn on/ off LED indicator light power protection circuitry mounting brackets for convenient placement used for mobile, boat and aquatic vehicle applications wireless Bluetooth connectivity: simple device Setup and hassle free audio streaming Works with all of your favorite devices (iPhone, Android, smartphone, iPad, Tablet, etc.) Bluetooth Network Name: ‘Pyle amplifier’ wireless Range: 30'+ feet Bluetooth Version: 2.0 What’s in the box: 4 ch. Marine amplifier waterproof smartphone/device bag smartphone/device audio connection Cable wired volume control unit technical Specs: 4 x 100 watts RMS @ 4 Ohm 4 x 200 watts Max @ 4 Ohm 4 x 300 watts RMS @ 2 Ohm waterproof Marine grade rating: ip 65 2 Ohm Stereo stable T.H.D: 0.05 percent S/N ratio: > 95 dB channel separation: > 65 dB Frequency response: 10 40 kHz fuse: 10a power: DC 12V amplifier Dimensions (L x w x H): 6.1’’ x 3.4’’ x 1.4’’ sold as: 1 weight: 2.3 lbs. See moreINCOMPARABLE SPEAKER: This latest 200watt 4 channel subwoofer amplifier takes your small vehicle’s no filter music audio system to the next level. It is install with full HD sound, bass control and LED lights indicator that your stereo is working. WEATHERPROOF WATER RESISTANT DESIGN: This extremely efficient, 4channel, 200w outdoor amp is fully marinized with a waterproof and rust resistant coating on the PCB and mechanical cg. Truly, lives the one and only legacy of an auto amplifier. WORKS TO ALL DEVICES: This powerful multi 4 channel marine and car amplifier can immediately connect to all of your favorite gadgets such phone, ipod, iphone, android, tablet and can be used for boat or aquatic vehicle application or in your home. COMPACT AND POWERFUL: This multi channel amp is prime class and slim pack with 4x100 Watts RMS @ 4Ohm, 4x 200Watt MAX @ 4Ohm and 4x300 Watt RMS @ 2 Ohm and has wire auxiliary RCA audio connection and integrated cable for easy installation. WIRELESS BLUETOOTH CONNECT: This bluetooth is built in with 2.0 version and with the wide range that could reach up to 30’ + feet even on underwater. It has power protection circuitry and electronic high crossover network that bridge variety channel.