12 inch double bass 120 magnetic, 5 inch alto, 80 magnetic high power: 150 w,

Peak power: 200 w.

Signal to noise ratio: 95 db.

Impedance: 8Ω,

With bluetooth 2.0, USB, SD, FM remote control, coping with multi-function mixer, net with 7 colour entertaining diversions, the horn in the middle with 7 colour solar lanterns, tie rod, wheels

Packing size: 1.1 m * 41 cm * 42 cm

weight:37 kg