Vibration assembly (100, 200), comprising: a container; a vibration member containing a hollow portion with a bottom, the vibration member being movably positioned within the container; at least two support members (101, 102) that support the vibration member movably within the container; a magnetic body that is fixed to the bottom in the hollow portion of the vibration member movably supported within the container; a coil having a spool axis, the coil being movably positioned around the magnetic body; and a diaphragm that is attached to the coil at a side of the spool axis of the coil and attached to the container, wherein one of the support members (101, 102) has a flat and corrugated configuration, an end of the one of the support members (101, 102) is bonded to a portion of an edge portion of the hollow portion of the vibration member and the other end of the one of the support members (101, 102) is fixed to a portion of an upper edge of the container; wherein other support member (101, 102) has a flat and corrugated configuration, an end of the other support member (101, 102) is bonded to the other portion of the edge portion of the hollow portion of the vibration member, and the other end of the other support member (101, 102) is fixed to the other portion of the upper edge of the container; and wherein each of said support members (101, 102) comprises a corrugated portion (101A, 102A) being positioned in a direction perpendicular to the spool axis and extending along a longitudinal direction of the container so as to convert a direction of a vibration generated along the spool axis of the coil (3, 3a1, 3b1) to a direction perpendicular to the spool axis of the coil (3, 3a1, 3b1), wherein the vibration assembly (100, 200) is configured to vibrate the diaphragm to act as a speaker (100, 200) when an audio signal is applied to the coil. a container; a vibration member containing a hollow portion with a bottom, the vibration member being movably positioned within the container; at least two support members (101, 102) that support the vibration member movably within the container; a magnetic body that is fixed to the bottom in the hollow portion of the vibration member movably supported within the container; a coil having a spool axis, the coil being movably positioned around the magnetic body; and a diaphragm that is attached to the coil at a side of the spool axis of the coil and attached to the container, wherein one of the support members (101, 102) has a flat and corrugated configuration, an end of the one of the support members (101, 102) is bonded to a portion of an edge portion of the hollow portion of the vibration member and the other end of the one of the support members (101, 102) is fixed to a portion of an upper edge of the container; wherein other support member (101, 102) has a flat and corrugated configuration, an end of the other support member (101, 102) is bonded to the other portion of the edge portion of the hollow portion of the vibration member, and the other end of the other support member (101, 102) is fixed to the other portion of the upper edge of the container; and wherein each of said support members (101, 102) comprises a corrugated portion (101A, 102A) being positioned in a direction perpendicular to the spool axis and extending along a longitudinal direction of the container so as to convert a direction of a vibration generated along the spool axis of the coil (3, 3a1, 3b1) to a direction perpendicular to the spool axis of the coil (3, 3a1, 3b1), wherein the vibration assembly (100, 200) is configured to vibrate the diaphragm to act as a speaker (100, 200) when an audio signal is applied to the coil.