This is DUNAO a wooden active speaker. Its dimensions are 148mm×75mm×95mm, and it weighs 0.85KG. The rated current is 1000mA, and the rated voltage is USB/DC 5V. The frequency range is 35Hz - 13KHz, and the output power is 3W*2. It is equipped with 2 2 - inch speaker units. The packaging size is the same as the product size, which is 75*95*148mm.