diff --git a/include/driver/pervasive_aurora_mb.h b/include/driver/pervasive_aurora_mb.h
index 5b8775d1cfc84c3d738fcaa9473e06486ccef0f6..9d0bc86157dcca8092a41cf05581dc067728b710 100644
--- a/include/driver/pervasive_aurora_mb.h
+++ b/include/driver/pervasive_aurora_mb.h
@@ -3,8 +3,10 @@
  *
  * SPDX-License-Identifier: BSD-2-Clause
  *
- * Driver for Pervasive Aurora Mb E-Paper displays with internal Timing
- * Controller (iTC). Configured for the 300x400px 4.2" variant.
+ * Driver for 4.2" Pervasive Aurora Mb (V230/V231) E-Paper displays with
+ * internal Timing Controller (iTC) connected to a Pervasive EPD Extension
+ * Board Gen 2 (EXT2)-02. Configured for the 300x400px 4.2" E-Paper variant;
+ * register contents and LUTs for other resolutions and revisions may differ.
  */
 #pragma once
 
diff --git a/src/driver/pervasive_aurora_mb.cc b/src/driver/pervasive_aurora_mb.cc
index c83f16bed506ccf9546d296e27af6fea45e8ab8c..b42291617981fd30954446becaa253ac7b43132e 100644
--- a/src/driver/pervasive_aurora_mb.cc
+++ b/src/driver/pervasive_aurora_mb.cc
@@ -3,8 +3,10 @@
  *
  * SPDX-License-Identifier: BSD-2-Clause
  *
- * Driver for Pervasive Aurora Mb E-Paper displays with internal Timing
- * Controller (iTC). Configured for the 300x400px 4.2" variant.
+ * Driver for 4.2" Pervasive Aurora Mb (V230/V231) E-Paper displays with
+ * internal Timing Controller (iTC) connected to a Pervasive EPD Extension
+ * Board Gen 2 (EXT2)-02. Configured for the 300x400px 4.2" E-Paper variant;
+ * register contents and LUTs for other resolutions and revisions may differ.
  */
 #include "driver/pervasive_aurora_mb.h"
 #include "driver/spi.h"