diff --git a/index.html b/index.html
index 15b8b65..eec4596 100644
--- a/index.html
+++ b/index.html
@@ -605,6 +605,22 @@
                             },
                         },
                     },
+                    {
+                        name: "LilyGO T-Echo",
+                        id: ROM.PRODUCT_TECHO,
+                        platform: ROM.PLATFORM_NRF52,
+                        models: [
+                            {
+                                id: ROM.MODEL_T4,
+                                name: "433 MHz",
+                            },
+                            {
+                                id: ROM.MODEL_T9,
+                                name: "868 MHz / 915 MHz / 923 MHz",
+                            },
+                        ],
+                        firmware_filename: "rnode_firmware_techo.zip",
+                    },
                     {
                         name: "RAK4631",
                         id: ROM.PRODUCT_RAK4631,
diff --git a/js/rnode.js b/js/rnode.js
index 95b81ce..fe480d8 100644
--- a/js/rnode.js
+++ b/js/rnode.js
@@ -760,6 +760,10 @@ class ROM {
     static MODEL_D4       = 0xD4;
     static MODEL_D9       = 0xD9;
 
+    static PRODUCT_TECHO  = 0x15;
+    static MODEL_T4       = 0x16;
+    static MODEL_T9       = 0x17;
+
     static PRODUCT_HMBRW  = 0xF0
     static MODEL_FF       = 0xFF
     static MODEL_FE       = 0xFE