The UNI-2-ADDON is a package that includes everything you need to take your UTV, sand rail, or whatever's audio system to the next level in sound. This kit can be connected to any source unit that includes RCA outputs and includes the MTX MUD100.2 which is the most compact amplifier that MTX has ever made. This unit features full range class D topology that delivers exceptional sound quality and excellent thermal efficiency. The unit includes 2 channels that are capable of delivering 100-watts of RMS power per channel at 2O, perfect power for driving the included all-weather speakers, two per channel. The four MUD65PL MTX roll cage speakers can project amazing sound to get you rocking big time. MUD100.2 Key Features Compact Design Conformal Coated Printed Circuit Board that Resists Moisture High and Low Level Inputs 200-Watts RMS Power MUD65PL Key Features Weather Resistant 6.5'' Speaker Pods Fits Bars with Diameters of 1.75'', 1.85'', and 2'' Integrated RGB Lighting Wiring Included PS1K-10 Power Kit for Connecting Amplifier to the Battery ZN1230 Stereo Cable for Connection of Your Source Unit to the Amplifier SCP1850BL 18-Gauge Speaker Wire for Connecting MUD65PLs to Amplifier This package is compatible with vehicles with roll cages between 1.5'' and 2'' roll cages. SPECIFICATIONS Amplifier Description: 2-Channel 4O RMS Power Output: 50W x 2 Channels 2O RMS Power Output: 100W x 2 Channels 1O RMS Power Output: NA Topology: Full Range Class D THD: <1.0% Frequency Response: 20Hz - 20kHz Crossover: Fixed HPF/LPF @ 80Hz, 12dB/Oct Max Sensitivity: 200mV Maximum Input Signal: 5V Dimensions: 4.65'' x 5.71'' x 1.61'' Speaker Speaker Size: 6.5'', 2-Way Sensitivity: 86dB Impedance: 86dB Frequency Response: 70Hz-20kHz Dimensions: 9.34'' x 7.09'' x 8.76''