diff --git a/data/hardwareIOs.json b/data/hardwareIOs.json
new file mode 100644
index 0000000..4c943fc
--- /dev/null
+++ b/data/hardwareIOs.json
@@ -0,0 +1,29 @@
+{
+	microphone:{
+		io:"input",
+		map-on:{
+			interface:"coreIOS",
+			name:"default",
+		},
+		frequency:48000,
+		channel-map:[
+			"front-left", "front-right"
+		],
+		type:"int16",
+		nb-chunk:1024
+	},
+	speaker:{
+		io:"output",
+		map-on:{
+			interface:"coreIOS",
+			name:"default",
+		},
+		frequency:48000,
+		channel-map:[
+			"front-left", "front-right",
+		],
+		type:"int16",
+		nb-chunk:1024,
+		volume-name:"MASTER"
+	}
+}
\ No newline at end of file
diff --git a/data/hardware.json b/data/hardwareLinux.json
similarity index 100%
rename from data/hardware.json
rename to data/hardwareLinux.json
diff --git a/data/hardwareMacOs.json b/data/hardwareMacOs.json
new file mode 100644
index 0000000..7f3c1f0
--- /dev/null
+++ b/data/hardwareMacOs.json
@@ -0,0 +1,29 @@
+{
+	microphone:{
+		io:"input",
+		map-on:{
+			interface:"coreOSX",
+			name:"default",
+		},
+		frequency:48000,
+		channel-map:[
+			"front-left", "front-right"
+		],
+		type:"int16",
+		nb-chunk:1024
+	},
+	speaker:{
+		io:"output",
+		map-on:{
+			interface:"coreOSX",
+			name:"default",
+		},
+		frequency:48000,
+		channel-map:[
+			"front-left", "front-right",
+		],
+		type:"int16",
+		nb-chunk:1024,
+		volume-name:"MASTER"
+	}
+}
\ No newline at end of file
diff --git a/data/hardwareWindows.json b/data/hardwareWindows.json
new file mode 100644
index 0000000..c68e1f0
--- /dev/null
+++ b/data/hardwareWindows.json
@@ -0,0 +1,29 @@
+{
+	microphone:{
+		io:"input",
+		map-on:{
+			interface:"ds",
+			name:"default",
+		},
+		frequency:44100,
+		channel-map:[
+			"front-left", "front-right"
+		],
+		type:"int16",
+		nb-chunk:1024
+	},
+	speaker:{
+		io:"output",
+		map-on:{
+			interface:"ds",
+			name:"default",
+		},
+		frequency:44100,
+		channel-map:[
+			"front-left", "front-right",
+		],
+		type:"int16",
+		nb-chunk:1024,
+		volume-name:"MASTER"
+	}
+}
\ No newline at end of file
diff --git a/lutin_river_test.py b/lutin_river_test.py
index fad717c..f92d696 100644
--- a/lutin_river_test.py
+++ b/lutin_river_test.py
@@ -15,7 +15,20 @@ def create(target):
 		'test/debug.cpp'
 		])
 	
-	myModule.copy_folder('data/*')
+	if target.name=="Windows":
+		myModule.copy_file('data/hardwareWindows.json', 'hardware.json')
+	elif target.name=="Linux":
+		myModule.copy_file('data/hardwareLinux.json', 'hardware.json')
+	elif target.name=="MacOs":
+		myModule.copy_file('data/hardwareMacOs.json', 'hardware.json')
+	elif target.name=="IOs":
+		myModule.copy_file('data/hardwareIOs.json', 'hardware.json')
+	elif target.name=="Android":
+		myModule.copy_file('data/hardwareAndroid.json', 'hardware.json')
+	else:
+		debug.warning("unknow target for AIRTAudio : " + target.name);
+	
+	myModule.copy_file('data/virtual.json', 'virtual.json')
 	myModule.add_module_depend(['river', 'gtest', 'etk'])
 	
 	# add the currrent module at the