diff --git a/core.js b/core.js
index 8472d56..232038e 100644
--- a/core.js
+++ b/core.js
@@ -61,12 +61,14 @@ function ds4_hw_to_bm(hw_ver) {
         return "JDM-011";
     } else if(a == 0x54) {
         return "JDM-030";
-    } else if(a == 0x64) {
+    } else if(a == 0x64 || a == 0x74) {
         return "JDM-040";
-    } else if(a > 0x80 && a < 0x84) {
+    } else if((a > 0x80 && a < 0x84) || a == 0x93) {
         return "JDM-020";
     } else if(a == 0xa4) {
         return "JDM-050";
+    } else if(a == 0xb0) {
+        return "JDM-055 (Scuf?)";
     } else if(a == 0xb4) {
         return "JDM-055";
     } else {
@@ -78,7 +80,8 @@ function ds4_hw_to_bm(hw_ver) {
 
 function is_rare(hw_ver) {
     a = hw_ver >> 8;
-    return (a == 0x74 || a == 0x93 || a == 0xb0 || a == 0xa0);
+    b = a >> 4;
+    return (b == 7 || b == 9 || a == 0xb0 || a == 0xa0);
 }
 
 async function ds4_info() {