diff --git a/src/main.c b/src/main.c
index d9be658..785b42b 100644
--- a/src/main.c
+++ b/src/main.c
@@ -890,8 +890,8 @@ int main(int argc, char* argv[])
     int headset_available = find_devices(&devices_found, test_device);
 
     // User selected a device-index that is out of bounds
-    if (selected_device < 0 || selected_device >= headset_available) {
-        fprintf(stderr, "Usage: %s -d 0-N (N = Number of connected devices - 1)\n", argv[0]);
+    if (selected_device != 0 && (selected_device < 0 || selected_device >= headset_available)) {
+        fprintf(stderr, "Usage: %s -d [0-N] | [vendorid:deviceid] (N = Number of connected devices - 1)\n", argv[0]);
         return 1;
     }