A receiver comprises a peripheral housing, and a magnet circuit system and a vibrating system. The vibrating system comprises a vibrating diaphragm and a voice coil. The periphery housing comprises a first and second housing matched with each other, which are provided with electrical connection structures conductive with each other. A sidewall of the first housing is provided with a first elastic piece including one end welded with a spring electrically connected to an external circuit and another end exposed at the outer side of the sidewall of the first housing. A sidewall of the second housing is provided with a second elastic piece including one end electrically connected with a lead wire of the voice coil and another end exposed at the outer side of the sidewall of the second housing and welded and fixed with a portion of the first elastic piece exposed to the outer side.