The sound in the bed vibroacoustic for the reduction of cellulite is produced by at least a sub- woofer (2) placed within a box (1) of large size； the frequencies generated by the sub-woofer (2) are between 30 and 40 Hz and multiple, both in sinusoidal single-frequency and multi-frequency； the box (1) and the sub-woofer (2) making a loudspeaker； the sub-woofer (2) can be set with the dual load reflex system or with a symmetrically loaded system； each sub-woofer (2) is connected to a power amplifier (5) and this one in turn, to a sound card (6) which is connected to a personal computer (7)； the sound can come out of the box (1) through reflex ducts (1.4) with their outlet in the upper part of the box (1) or through lateral and frontal openings (1.5) connected by at least two flexible hoses (3).
