Cue Acoustics Cue Radio Model R1 - Black Scrub Forward and Rewind with Navigation Dial - The navigation dial also functions as a scrub wheel in iPod mode allowing you to rewind music by turning it counterclockwise and advance forward by turning it clockwise. Multi-functional Graphic Display - The r1's 3 LCD display makes any action easy and intuitive. It integrates gracefully with your iPod or iPhone, with all menus available on either the iPod/iPhone display or the r1's display. You can also choose to have the display dim in a dark room, or turn off completely High-performance bi-amplified speaker features a 3.5 high-power woofer/mid-range driver, and a 3/4 silk dome, fluid-cooled tweeter Amplifier Power (watts at &lt; 0.1% dist.) - 25 x 4 RMS 115dB SPL for extra loudness