4 x 50 Watts. Aux-in, portable-media ready, USB input. One (1) pair of RCA outputs. Dimensions: 6 inch Long x 4 inch Wide x 2-1/2 inch Deep. 6-1/2 Inch Speakers INF612B. Frequency response: 50 – 20,000 Hz. Polypropylene woofer cones and rubber surrounds. UV and water-resistant, integrated grille assembly. Mount depth: 2-5/8 inch. Installation size: 5-1/16 inch. Inboard & I/O Motor Parts. Plumbing, Bilge Pumps & Aerators. PWC Parts & Accessories. Seats, Ladders & Accessories. Tools – I/O, Outboard & PWC. Trailer Parts & Accessories. Trolling Motors, Parts & Accessories. WHITE’S MARINE – SHOPWMS.