Specifications:- Overall Dimension(LxWxH): 13" x 9 7/16" x 1 3/4" (33 x 24 x 4.5cm)- Foam Thickness: 1 9/16" (4cm)- Mounting Bracket Screw Inner Diameter: 5/8" (1.5cm)- Net Weight: 1.57 Lbs (0.71 kg). Package Contents:- 1x Microphone Isolation Shield- 1x Connection Plate- 1x Connection Bar- 1x Connector- 1x Manual