diff --git a/firmware/export/config-h300.h b/firmware/export/config-h300.h
index d57975d45d..88feb9d649 100644
--- a/firmware/export/config-h300.h
+++ b/firmware/export/config-h300.h
@@ -110,4 +110,7 @@
 
 #define HAVE_BACKLIGHT_BRIGHTNESS
 
+/* define this if the unit can be powered or charged via USB */
+#define HAVE_USB_POWER
+
 #endif
diff --git a/firmware/usb.c b/firmware/usb.c
index 13006ab4ea..94175a4b68 100644
--- a/firmware/usb.c
+++ b/firmware/usb.c
@@ -55,7 +55,7 @@ void screen_dump(void);   /* Nasty again. Defined in apps/ too */
 
 /* Messages from usb_tick and thread states */
 #define USB_INSERTED    1
-#define USB_EXTRACTED   2
+#define USB_EXTRACTED   2 
 #ifdef HAVE_MMC
 #define USB_REENABLE    3
 #endif
@@ -71,6 +71,9 @@ void screen_dump(void);   /* Nasty again. Defined in apps/ too */
 #elif CONFIG_KEYPAD == IPOD_4G_PAD
 #define USBPOWER_BUTTON BUTTON_MENU
 #define USBPOWER_BTN_IGNORE BUTTON_PLAY
+#elif CONFIG_KEYPAD == IRIVER_H300_PAD
+#define USBPOWER_BUTTON BUTTON_REC
+#define USBPOWER_BTN_IGNORE BUTTON_ON
 #endif
 #endif /* HAVE_USB_POWER */