BBE 802 Professional Sonic Maximizer Phase Correcting Crossover 1970 4 millimeter Use your smartphone

4 millimeter Use your smartphone to make your Tile ring when it’s nearby but out of sight

The 3" rear LCD screen has 460

USED IN HOSPITALS ACROSS THE WORLD - The Defender is used in high risk environments to prevent airborne infection

5 to 15W Power range for 4mm pipe diameter

BBE 802 Professional Sonic Maximizer Phase Correcting Crossover 1970 4 millimeter Use your smartphoneThe Sonic Maximizer uses crossovers to split the incoming material into three bands, then "imparts fixed phase correction (based on BBE's research) for the full program and dynamic corrections of the high frequencies where most harmonic information exists." Since BBE's engineers set the crossover points and phase correcting teeny tiny internal delay, there's not much for you to do. You can't screw with the knobs and get it wrong (which is the point).