Loudspeaker

The utility model discloses a speaker, which comprises a discal holder, a magnet, a lead wire plate, a protective ring, a vibrating plate and a voice coil. A containing chamber is arranged in the middle of the discal holder; the magnet is placed in the containing chamber of the discal holder; the lead wire plate is fixed on the lower side of the discal holder. The protective ring, which is made of plastic and fixed on the circumference of the discal holder, is provided with two opposite annular surfaces and inner and outer sides connected between the two annular surfaces. The vibrating plate is provided with an annular attaching part and a raised part extended from the inner lateral edge of the attaching part, and wherein, the attaching part of the vibrating plate is firmly attached on the protective ring. The voice coil is fixed on the raised part of the vibrating plate. Since the protective ring of the speaker is made of plastic, when being molded in a mold by injection, the protective ring has the two oppo