Dual 6.5" Full-Range Cage Speakers; Cage Mount; Built-in 2 Channel 200W (RMS) 400 (Peak) Amplifier; IMPP Woofer Cone; 1" Aluminum Horn Tweeter" Blue LED Lights; ABS Impact Resistant Grille and Enclosure with UV Inhibitor; Fits bars diameters (1.5"~2.75") Multi- Angle Rugged Clamping System; Coaxial Digital Input and Analog RCA Inputs; Compatible with NA1BT, NA2BT, NA82M, NS14A, NS27A,NS35A