Aquatic AV 600 Watt 4-Channel Amplifier This 4-Channel Amplifier is the ideal decision for just about anyone looking to achieve power in their sound in an environment where traditional audio equipment can't stand up to water and other environmental hazards. This amplifier brings up to 600 Watts of power output to the table to provide superb audio quality and volume in the loudest of environments. With Digital and Shockwave Technology, this amp provides high-performance quality second-to-none. Features With 600W of pure power, this 4-channel amplifier packs a serious punch even in the loudest of environments Gain controls to match the output of the stereo to the amplifier Shockwave technology reduces unwanted EMI (Electromagnetic Interference) to prevent unwanted noise in your audio system Bridge Mode allows the power of each channel to be combined for maximum output this mode is ideal for use with a single subwoofer Amplifier runs at both 4ohms and 2ohms Fully waterproof (rated Ip67) and UV/salt/fog resistant to ensure reliable performance even in the toughest conditions