diff --git a/vban_cmd/iremote.py b/vban_cmd/iremote.py
index 0106462..2caefb6 100644
--- a/vban_cmd/iremote.py
+++ b/vban_cmd/iremote.py
@@ -110,6 +110,7 @@ class IRemote(metaclass=ABCMeta):
             cmd += (f".{param}",)
         return "".join(cmd)
 
+    @property
     @abstractmethod
     def identifier(self):
         pass
diff --git a/vban_cmd/kinds.py b/vban_cmd/kinds.py
index 31d6275..17d13d1 100644
--- a/vban_cmd/kinds.py
+++ b/vban_cmd/kinds.py
@@ -53,6 +53,14 @@ class KindMapClass(metaclass=SingletonType):
     def num_bus(self):
         return sum(self.outs)
 
+    @property
+    def num_strip_levels(self) -> int:
+        return 2 * self.phys_in + 8 * self.virt_in
+
+    @property
+    def num_bus_levels(self) -> int:
+        return 8 * (self.phys_out + self.virt_out)
+
     def __str__(self) -> str:
         return self.name.capitalize()
 
diff --git a/vban_cmd/macrobutton.py b/vban_cmd/macrobutton.py
index 9965897..3817005 100644
--- a/vban_cmd/macrobutton.py
+++ b/vban_cmd/macrobutton.py
@@ -9,7 +9,7 @@ class MacroButton(IRemote):
 
     @property
     def identifier(self):
-        return f"button[{self.index}]"
+        return f"command.button[{self.index}]"
 
     @property
     def state(self) -> bool:
diff --git a/vban_cmd/packet.py b/vban_cmd/packet.py
index 3d5fc98..94a3141 100644
--- a/vban_cmd/packet.py
+++ b/vban_cmd/packet.py
@@ -103,12 +103,12 @@ class VbanRtPacket:
     @property
     def inputlevels(self) -> tuple:
         """returns the entire level array across all inputs for a kind"""
-        return self.strip_levels[0 : (2 * self._kind.phys_in + 8 * self._kind.virt_in)]
+        return self.strip_levels[0 : self._kind.num_strip_levels]
 
     @property
     def outputlevels(self) -> tuple:
         """returns the entire level array across all outputs for a kind"""
-        return self.bus_levels[0 : 8 * self._kind.num_bus]
+        return self.bus_levels[0 : self._kind.num_bus_levels]
 
     @property
     def stripstate(self) -> tuple:
diff --git a/vban_cmd/worker.py b/vban_cmd/worker.py
index 0ea4960..72dc9e7 100644
--- a/vban_cmd/worker.py
+++ b/vban_cmd/worker.py
@@ -141,9 +141,8 @@ class Updater(threading.Thread):
         self._remote.socks[Socket.response].bind(
             (socket.gethostbyname(socket.gethostname()), self._remote.port)
         )
-        p_in, v_in = self._remote.kind.ins
-        self._remote._strip_comp = [False] * (2 * p_in + 8 * v_in)
-        self._remote._bus_comp = [False] * (self._remote.kind.num_bus * 8)
+        self._remote._strip_comp = [False] * (self._remote.kind.num_strip_levels)
+        self._remote._bus_comp = [False] * (self._remote.kind.num_bus_levels)
 
     def run(self):
         """