Abstract: Provided in the embodiments of the present disclosure is an assembled screen unit, including a display panel, a frame, a sound-production stimulation unit, and a supporting structure; the supporting structure is configured to support the sound-production stimulation unit; the back side of the display panel includes a central region and an edge region; the sound-production stimulation unit is in contact with the central region; the frame is configured to support the display panel; the frame includes a first sub-portion and a second sub-portion; and a first vibration isolation portion is provided between the first sub-portion and the display panel; a second vibration isolation portion is provided between the second sub-portion and the display panel; and the first vibration isolation portion has a thickness less than the second vibration isolation portion.

Abstract: A display panel includes at least two first display units, the first display unit includes at least one first sub-display unit, the first sub-display unit includes a first sub-display panel and a vibration device connected with the first sub-display panel, the at least two first display units are arranged along a first direction to form a display unit row, in one of the display unit rows, the distance L1 of sound channel centers of two adjacent first display units in the first direction is: 2 × W × tan ? ( ? 2 ) wherein, W is the vertical distance between the sound receiving position and a side surface of the display panel facing the sound receiving position; ? is an angle between linear distances from the sound channel centers of two adjacent first display units to the sound receiving position respectively in a display unit row, and the ? is greater than 2.4 degrees.