world most expensive speaker

Have you ever considered a speaker can cost $2,000,000? Yea, right here is the one,  the most costly lecturer around the world, which will wants thirty,000 W to get noticed. It includes four remote dipole subwoofers, and each subwoofer carries a few fifteen (15) inches subwoofers. This isn't enough; every dipole veneer has 25 eight weight piece tv channels, and two dipole MF on each channel along with one HF Route plate of 68 measures lace.