diff --git a/voicemeeterlib/config.py b/voicemeeterlib/config.py
index 678c288..f27c746 100644
--- a/voicemeeterlib/config.py
+++ b/voicemeeterlib/config.py
@@ -11,9 +11,6 @@ class TOMLStrBuilder:
 
     def __init__(self, kind):
         self.kind = kind
-        self.phys_in, self.virt_in = kind.ins
-        self.phys_out, self.virt_out = kind.outs
-
         self.higher = itertools.chain(
             [f"strip-{i}" for i in range(kind.num_strip)],
             [f"bus-{i}" for i in range(kind.num_bus)],
@@ -27,8 +24,8 @@ class TOMLStrBuilder:
                 "solo = false",
                 "gain = 0.0",
             ]
-            + [f"A{i} = false" for i in range(1, self.phys_out + 1)]
-            + [f"B{i} = false" for i in range(1, self.virt_out + 1)]
+            + [f"A{i} = false" for i in range(1, self.kind.phys_out + 1)]
+            + [f"B{i} = false" for i in range(1, self.kind.virt_out + 1)]
         )
         self.phys_strip_params = self.virt_strip_params + [
             "comp = 0.0",
@@ -61,7 +58,7 @@ class TOMLStrBuilder:
             case "strip":
                 toml_str += ("\n").join(
                     self.phys_strip_params
-                    if int(index) < self.phys_in
+                    if int(index) < self.kind.phys_in
                     else self.virt_strip_params
                 )
             case "bus":
diff --git a/voicemeeterlib/recorder.py b/voicemeeterlib/recorder.py
index 3d0dcff..61651f3 100644
--- a/voicemeeterlib/recorder.py
+++ b/voicemeeterlib/recorder.py
@@ -18,10 +18,10 @@ class Recorder(IRemote):
 
         Returns a Recorder class of a kind.
         """
-        ChannelMixin = _channel_mixins[remote.kind.name]
+        CHANNELOUTMIXIN_cls = _make_channelout_mixins[remote.kind.name]
         REC_cls = type(
             f"Recorder{remote.kind}",
-            (cls, ChannelMixin),
+            (cls, CHANNELOUTMIXIN_cls),
             {
                 **{
                     param: action_prop(param)
@@ -60,17 +60,18 @@ class Recorder(IRemote):
     loop = property(fset=set_loop)
 
 
-def _make_channel_mixin(kind):
+def _make_channelout_mixin(kind):
     """Creates a channel out property mixin"""
-    num_A, num_B = kind.outs
     return type(
-        f"ChannelMixin{kind.name}",
+        f"ChannelOutMixin{kind}",
         (),
         {
-            **{f"A{i}": bool_prop(f"A{i}") for i in range(1, num_A + 1)},
-            **{f"B{i}": bool_prop(f"B{i}") for i in range(1, num_B + 1)},
+            **{f"A{i}": bool_prop(f"A{i}") for i in range(1, kind.phys_out + 1)},
+            **{f"B{i}": bool_prop(f"B{i}") for i in range(1, kind.virt_out + 1)},
         },
     )
 
 
-_channel_mixins = {kind.name: _make_channel_mixin(kind) for kind in kinds_all}
+_make_channelout_mixins = {
+    kind.name: _make_channelout_mixin(kind) for kind in kinds_all
+}
diff --git a/voicemeeterlib/strip.py b/voicemeeterlib/strip.py
index 8ac723c..5dbadac 100644
--- a/voicemeeterlib/strip.py
+++ b/voicemeeterlib/strip.py
@@ -282,7 +282,7 @@ def _make_channelout_mixin(kind):
     )
 
 
-__make_channelout_mixins = {
+_make_channelout_mixins = {
     kind.name: _make_channelout_mixin(kind) for kind in kinds_all
 }
 
@@ -296,7 +296,7 @@ def strip_factory(is_phys_strip, remote, i) -> Union[PhysicalStrip, VirtualStrip
     Returns a physical or virtual strip subclass
     """
     STRIP_cls = PhysicalStrip if is_phys_strip else VirtualStrip
-    CHANNELOUTMIXIN_cls = __make_channelout_mixins[remote.kind.name]
+    CHANNELOUTMIXIN_cls = _make_channelout_mixins[remote.kind.name]
 
     _kls = (STRIP_cls, CHANNELOUTMIXIN_cls)
     if remote.kind.name == "potato":