The present disclosure provides a speaker. The speaker includes a metal basket having an accommodating space, a vibration system and a magnetic circuit system that are accommodated in the accommodating space. The vibration system includes a first diaphragm configured to vibrate and produce sound and connected to the metal basket. The metal basket includes a basket body and a step portion extending from one end of the basket body close to the first diaphragm towards a direction away from the accommodating space in a bending manner, and the first diaphragm is accommodated in the accommodating space and an edge of the first diaphragm is fixed to the step portion.