Thickness Enough to Portect Your Wall :The size of this notice boards is 182*98CM, the thickness is 9MM, enough thickness ensures that the pins go in
Felt Pin Board for Bedrooms, Cork Board Tiles Self Adhesive Pinboard, Acoustic Sound Absorbing Panels for Wall Decoration (#1 182 * 98CM)
DIY Pressing Board: portable ironing boards or padded printing
100% Pet Printed Panels Sound Shield Pin Board Soundproofing
PINSOUND PLUS (universal compatibility) Sound Board
Proffieboard V3.9 - Open Source Lightsaber Sound Board
Cory Grand Piano Detailing Kit - In Tune Piano Supply
All Pianos Are Not Created Equal – Behavior Of Sounding Boards
I Love The Sound Of Bowling Pins Crashing Down Funny Ten Pin Art
Stern SB-300 - Pinball Electronics from barakandl
Extra Thick Sound Panel Acoustic - Adhesive Backed Proof Pin Board
The Audio FX Sound Board lets you trigger and play audio files with no additional microcontroller required.
Adafruit Audio FX Sound Board - WAV/OGG Trigger (2MB)