Rock Stereo Portable Vibration Speaker

Rock Stereo Portable Vibration Speaker 4ohm CE RoHS For CD Quick Detail: 1)can turn almost any surface into a high fidelity speaker. 2)360 Degree Omni-directional HiFi Sound takes Music everywhere. 3)Different materials to produce different feelings of music. Specifications: Output Power 5W SNR 80db above Audio Socket 3.5mm stereo jack Frequency Range 80Hz-18KHz Impendence 4ohm Distortion Factor ≤0.5% Patent Technology Vibrating technology Color Black/Silver/Blue/Pink/Purple