diff --git a/desmume/src/cocoa/main.mm b/desmume/src/cocoa/main.mm
index 0d9d7f63e..f9a19f321 100644
--- a/desmume/src/cocoa/main.mm
+++ b/desmume/src/cocoa/main.mm
@@ -74,6 +74,9 @@ extern NSMenuItem *reset_item;
 extern NSMenuItem *frame_skip_auto_item;
 extern NSMenuItem *frame_skip_item[];
 
+extern NSMenuItem *save_type_item[];
+extern NSString *save_types[];
+
 extern NSMenuItem *speed_limit_25_item;
 extern NSMenuItem *speed_limit_50_item;
 extern NSMenuItem *speed_limit_75_item;
@@ -283,7 +286,27 @@ void CreateMenu(AppDelegate *delegate)
 			[speed_limit_menu release];
 		}
 		
-		//
+		// Backup media type
+		temp = [emulation_menu addItemWithTitle:NSLocalizedString(@"Backup Media Type", nil) action:nil keyEquivalent:@""];
+		
+		NSMenu *save_type_menu = [[NSMenu alloc] initWithTitle:NSLocalizedString(@"Backup Media Type", nil)];
+		if(save_type_menu != nil)
+		{
+			[temp setSubmenu:save_type_menu];
+			
+			// Add autodetect apart from the others
+			save_type_item[0] = [save_type_menu addItemWithTitle:save_types[0] action:@selector(setSaveTypeFromMenuItem:) keyEquivalent:@""];
+			[save_type_menu addItem:[NSMenuItem separatorItem]];
+			
+			// Add the rest
+			for(i = 1; i < MAX_SAVE_TYPE; i++)
+			{
+				save_type_item[i] = [save_type_menu addItemWithTitle:save_types[i] action:@selector(setSaveTypeFromMenuItem:) keyEquivalent:@""];
+			}
+			
+			[save_type_menu release];
+		}
+		
 
 		[emulation_menu addItem:[NSMenuItem separatorItem]];
 	
diff --git a/desmume/src/cocoa/main_window.h b/desmume/src/cocoa/main_window.h
index 53c87a01e..10b453e7d 100644
--- a/desmume/src/cocoa/main_window.h
+++ b/desmume/src/cocoa/main_window.h
@@ -25,6 +25,10 @@
 @class InputHandler;
 //this is used internally by VideoOutputWindow
 
+// Backup media type array length
+#define MAX_SAVE_TYPE 7
+
+
 //This interface is to create and manaage the window
 //that displays DS video output and takes keyboard/mouse input
 //do not instanciate more than one of these
@@ -52,6 +56,7 @@
 - (void)pause;
 - (void)reset;
 - (void)setFrameSkip:(int)frameskip;
+- (void)setSaveType:(int)savetype;
 - (void)closeROM;
 
 //save features overloaded from nds class
diff --git a/desmume/src/cocoa/main_window.mm b/desmume/src/cocoa/main_window.mm
index 44eb554a7..82aa156e8 100644
--- a/desmume/src/cocoa/main_window.mm
+++ b/desmume/src/cocoa/main_window.mm
@@ -32,6 +32,18 @@
 
 #define MAX_FRAME_SKIP 10
 
+// Save types settings
+NSString *save_types[MAX_SAVE_TYPE] = { 
+	NSLocalizedString(@"Auto Detect", nil), // 0
+	NSLocalizedString(@"EEPROM 4kbit", nil),	// 1
+	NSLocalizedString(@"EEPROM 64kbit", nil),	// 2
+	NSLocalizedString(@"EEPROM 512kbit", nil),	// 3
+	NSLocalizedString(@"FRAM 256knit", nil),	// 4
+	NSLocalizedString(@"FLASH 2mbit", nil),	// 5
+	NSLocalizedString(@"FLASH 4mbit", nil),	// 6
+};
+
+
 #define DS_SCREEN_HEIGHT_COMBINED (192*2) /*height of the two screens*/
 #define DS_SCREEN_X_RATIO (256.0 / (192.0 * 2.0))
 #define DS_SCREEN_Y_RATIO ((192.0 * 2.0) / 256.0)
@@ -55,6 +67,7 @@ NSMenuItem *speed_limit_100_item = nil;
 NSMenuItem *speed_limit_200_item = nil;
 NSMenuItem *speed_limit_none_item = nil;
 NSMenuItem *speed_limit_custom_item = nil;
++NSMenuItem *save_type_item[MAX_SAVE_TYPE] = { nil, nil, nil, nil, nil, nil, nil };
 
 NSMenuItem *volume_item[10] = { nil, nil, nil, nil, nil, nil, nil, nil, nil, nil };
 NSMenuItem *mute_item = nil;
@@ -430,6 +443,33 @@ NSMenuItem *screenshot_to_file_item = nil;
 	}
 }
 
+- (void)setSaveType:(int)savetype
+{
+	[super setSaveType:savetype];
+	savetype = [super saveType];
+
+	int i;
+	for(i = 0; i < MAX_SAVE_TYPE; i++)
+		if([save_type_item[i] target] == self)
+			if(i == savetype)
+				[save_type_item[i] setState:NSOnState];
+			else
+				[save_type_item[i] setState:NSOffState];
+}
+
+- (void)setSaveTypeFromMenuItem:(id)sender
+{
+	// Find the culprit
+	int i;
+	for(i = 0; i < MAX_SAVE_TYPE; i++)
+		if(sender == save_type_item[i])
+		{
+			[self setSaveType:i];
+			return;
+		}
+}
+
+
 - (void)closeROM
 {
 	[super closeROM];
@@ -1137,6 +1177,11 @@ NSMenuItem *screenshot_to_file_item = nil;
 	[frame_skip_auto_item setTarget:self];
 	for(i = 0; i < MAX_FRAME_SKIP; i++)[frame_skip_item[i] setTarget:self];
 	[self setFrameSkip:[self frameSkip]]; //set the menu checkmarks correctly
+	
+	// Backup media type
+	for(i = 0; i < MAX_SAVE_TYPE; i++)[save_type_item[i] setTarget:self];
+	[self setSaveType:[self saveType]]; // initalize the menu
+		
 
 	[speed_limit_25_item setTarget:self];
 	[speed_limit_50_item setTarget:self];
diff --git a/desmume/src/cocoa/nds_control.h b/desmume/src/cocoa/nds_control.h
index 177bb3998..59eab8ec5 100644
--- a/desmume/src/cocoa/nds_control.h
+++ b/desmume/src/cocoa/nds_control.h
@@ -61,6 +61,7 @@
 
 	volatile int frame_skip;
 	volatile int speed_limit;
+	volatile int save_type;
 
 	NSString *current_file;
 	NSString *flash_file;
@@ -113,6 +114,8 @@
 - (int)frameSkip; //defaults to -1
 - (void)setSpeedLimit:(int)percent; //0 is off, 1-1000 is the pertance speed it runs at, anything else does nothing
 - (int)speedLimit;
+- (void)setSaveType:(int)savetype; // see save_types in src/mmu.h
+- (int)saveType; // default is 0, which is autodetect
 
 //touch screen
 - (void)touch:(NSPoint)point;
diff --git a/desmume/src/cocoa/nds_control.mm b/desmume/src/cocoa/nds_control.mm
index d00b4c7fb..3fe401f5d 100644
--- a/desmume/src/cocoa/nds_control.mm
+++ b/desmume/src/cocoa/nds_control.mm
@@ -624,6 +624,20 @@ bool opengl_init()
 	return speed_limit;
 }
 
+- (void)setSaveType:(int)savetype
+{
+	if(savetype < 0 || savetype > 6) savetype = 0;
+	
+	// Set the savetype
+	backup_setManualBackupType(savetype);
+}
+
+- (int)saveType
+{
+	return CommonSettings.manualBackupType;
+}
+
+
 - (void)touch:(NSPoint)point
 {
 	NDS_setTouchPos((unsigned short)point.x, (unsigned short)point.y);