diff --git a/pcb.scad b/pcb.scad
new file mode 100644
index 0000000..2072b82
--- /dev/null
+++ b/pcb.scad
@@ -0,0 +1,54 @@
+$fn = 64;
+
+pcb_thickness = 1.6;
+pcb_width = 81;
+pcb_length = 119;
+pcb_corner_radius = 5;
+kailh_height=2;
+
+module kailh () {
+    kailh_height=2;
+    kailh_corner_radius=2;
+    kailh_width=10.8;
+    kailh_length=6;
+    
+    translate([0,0,-kailh_height]) color("grey") difference() {
+        hull() {
+            cube([kailh_corner_radius,kailh_corner_radius,kailh_height]);
+            translate([kailh_corner_radius,4,0]) cylinder(h=kailh_height,r=kailh_corner_radius);
+            translate([kailh_width-kailh_corner_radius,0,0]) cube([kailh_corner_radius,kailh_corner_radius,kailh_height]);
+            translate([kailh_width-kailh_corner_radius,kailh_length-kailh_corner_radius,0]) cube([kailh_corner_radius,kailh_corner_radius,kailh_height]);
+        }
+        translate([3.7+kailh_corner_radius,0,0]) cylinder(h=kailh_height, r=kailh_corner_radius);
+        translate([3.7+kailh_corner_radius,0,0]) cube([kailh_width,kailh_corner_radius,kailh_height]);
+    }
+}
+
+translate([pcb_corner_radius,pcb_corner_radius,0]) hull() {
+    cylinder(h=pcb_thickness, r=pcb_corner_radius);
+    translate([pcb_width-2*pcb_corner_radius,0,0]) cylinder(h=pcb_thickness, r=pcb_corner_radius);
+    translate([0,pcb_length-2*pcb_corner_radius,0]) cylinder(h=pcb_thickness, r=pcb_corner_radius);
+    translate([pcb_width-2*pcb_corner_radius,pcb_length-2*pcb_corner_radius,0]) cylinder(h=pcb_thickness, r=pcb_corner_radius);
+}
+
+translate([15.5,12.8,0]) kailh();   // 0
+translate([44,12.8,0]) kailh();     // .
+translate([63,22.3,0]) kailh();     // enter
+translate([44,31.8,0]) kailh();     // 3
+translate([25,31.8,0]) kailh();     // 2
+translate([6,31.8,0]) kailh();      // 1
+translate([44,50.8,0]) kailh();     // 6
+translate([25,50.8,0]) kailh();     // 5
+translate([6,50.8,0]) kailh();      // 4
+translate([63,60.3,0]) kailh();     // +
+translate([44,69.8,0]) kailh();     // 9
+translate([25,69.8,0]) kailh();     // 8
+translate([6,69.8,0]) kailh();      // 7
+translate([63,88.8,0]) kailh();     // -
+translate([44,88.8,0]) kailh();     // *
+translate([25,88.8,0]) kailh();     // /
+translate([6,88.8,0]) kailh();      // Num
+translate([63,107.8,0]) kailh();    // Next
+translate([44,107.8,0]) kailh();    // Stop
+translate([25,107.8,0]) kailh();    // Play/Pause
+translate([6,107.8,0]) kailh();     // Prev