diff --git a/flake.lock b/flake.lock
index 50ee264..f3bcc10 100644
--- a/flake.lock
+++ b/flake.lock
@@ -316,11 +316,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1702937117,
-        "narHash": "sha256-4GjkL2D01bDg00UZN/SeGrnBZrDVOFeZTbQx6U702Vc=",
+        "lastModified": 1703072477,
+        "narHash": "sha256-I2g7o+J26iK3sGk53iuaYiMWryzAYx0zhNQUFzTID/A=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "e8aaced73ebaf6bfa8e3c6ab0a19cb184bc4d798",
+        "rev": "433120e47d016c9960dd9c2b1821e97d223a6a39",
         "type": "github"
       },
       "original": {
@@ -459,11 +459,11 @@
     "nixpkgs-lib": {
       "locked": {
         "dir": "lib",
-        "lastModified": 1702830618,
-        "narHash": "sha256-lvhwIvRwhOLgzbRuYkqHy4M5cQHYs4ktL6/hyuBS6II=",
+        "lastModified": 1703013332,
+        "narHash": "sha256-+tFNwMvlXLbJZXiMHqYq77z/RfmpfpiI3yjL6o/Zo9M=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "91a00709aebb3602f172a0bf47ba1ef013e34835",
+        "rev": "54aac082a4d9bb5bbc5c4e899603abfb76a3f6d6",
         "type": "github"
       },
       "original": {
@@ -492,11 +492,11 @@
     },
     "nixpkgs_2": {
       "locked": {
-        "lastModified": 1702830618,
-        "narHash": "sha256-lvhwIvRwhOLgzbRuYkqHy4M5cQHYs4ktL6/hyuBS6II=",
+        "lastModified": 1703013332,
+        "narHash": "sha256-+tFNwMvlXLbJZXiMHqYq77z/RfmpfpiI3yjL6o/Zo9M=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "91a00709aebb3602f172a0bf47ba1ef013e34835",
+        "rev": "54aac082a4d9bb5bbc5c4e899603abfb76a3f6d6",
         "type": "github"
       },
       "original": {
@@ -508,11 +508,11 @@
     },
     "nur": {
       "locked": {
-        "lastModified": 1703011543,
-        "narHash": "sha256-zCAKHZ8cTT/J+sr16vLhM5Qlc+O7MbML9xgQa8QTjRc=",
+        "lastModified": 1703090758,
+        "narHash": "sha256-gYoLxlB+w+N+G4bLeu76MYSoBCZgC00of4kM4dIDI3o=",
         "owner": "nix-community",
         "repo": "NUR",
-        "rev": "3df75c4890e142d2e4a25ea714eb364e3f770be7",
+        "rev": "f133fc54e2a2495d19f6020120717240068ce0f3",
         "type": "github"
       },
       "original": {
diff --git a/modules/audio/default.nix b/modules/audio/default.nix
index bb00b09..d223bb2 100644
--- a/modules/audio/default.nix
+++ b/modules/audio/default.nix
@@ -1,6 +1,10 @@
 { pkgs, ... }:
 
 {
+  imports = [
+    ./sennheiser-hd660s.nix
+  ];
+
   security.rtkit.enable = true;
 
   services.pipewire = {
@@ -15,7 +19,7 @@
 
     wireplumber.enable = true;
 
-    extraConfig.pipewire.nixos = {
+    extraConfig.pipewire."30-noise-filter" = {
       "context.modules" = [{
         name = "libpipewire-module-filter-chain";
         args = {
diff --git a/modules/audio/sennheiser-hd660s.nix b/modules/audio/sennheiser-hd660s.nix
new file mode 100644
index 0000000..ad969e8
--- /dev/null
+++ b/modules/audio/sennheiser-hd660s.nix
@@ -0,0 +1,183 @@
+{ pkgs, ... }:
+
+{
+  services.pipewire = {
+    extraConfig.pipewire."20-Senheiser-HD660S" = {
+      "context.modules" = [{
+        name = "libpipewire-module-filter-chain";
+        args = {
+          "node.description" = "Senheiser HD 660 S Equaliser";
+          "media.name" = "Senheiser HD 660 S Equaliser";
+          "filter.graph" = {
+            nodes = [
+              {
+                type = "builtin";
+                name = "eq_band_1";
+                label = "bq_highshelf";
+                control = {
+                  "Freq" = 0.0;
+                  "Q" = 1.0;
+                  "Gain" = -6.4;
+                };
+              }
+              {
+                type = "builtin";
+                name = "eq_band_2";
+                label = "bq_lowshelf";
+                control = {
+                  "Freq" = 105.0;
+                  "Q" = 0.70;
+                  "Gain" = 6.5;
+                };
+              }
+              {
+                type = "builtin";
+                name = "eq_band_3";
+                label = "bq_peaking";
+                control = {
+                  "Freq" = 178.0;
+                  "Q" = 0.49;
+                  "Gain" = -3.2;
+                };
+              }
+              {
+                type = "builtin";
+                name = "eq_band_4";
+                label = "bq_peaking";
+                control = {
+                  "Freq" = 1222.0;
+                  "Q" = 2.34;
+                  "Gain" = -2.3;
+                };
+              }
+              {
+                type = "builtin";
+                name = "eq_band_5";
+                label = "bq_peaking";
+                control = {
+                  "Freq" = 5470.0;
+                  "Q" = 4.4;
+                  "Gain" = -7.3;
+                };
+              }
+              {
+                type = "builtin";
+                name = "eq_band_6";
+                label = "bq_peaking";
+                control = {
+                  "Freq" = 7899.0;
+                  "Q" = 0.68;
+                  "Gain" = 6.5;
+                };
+              }
+              {
+                type = "builtin";
+                name = "eq_band_7";
+                label = "bq_peaking";
+                control = {
+                  "Freq" = 784.0;
+                  "Q" = 3.52;
+                  "Gain" = -0.4;
+                };
+              }
+              {
+                type = "builtin";
+                name = "eq_band_8";
+                label = "bq_peaking";
+                control = {
+                  "Freq" = 2250.0;
+                  "Q" = 3.58;
+                  "Gain" = 1.3;
+                };
+              }
+              {
+                type = "builtin";
+                name = "eq_band_9";
+                label = "bq_peaking";
+                control = {
+                  "Freq" = 3380.0;
+                  "Q" = 2.84;
+                  "Gain" = -0.9;
+                };
+              }
+              {
+                type = "builtin";
+                name = "eq_band_10";
+                label = "bq_peaking";
+                control = {
+                  "Freq" = 6701.0;
+                  "Q" = 6.0;
+                  "Gain" = 1.2;
+                };
+              }
+              {
+                type = "builtin";
+                name = "eq_band_11";
+                label = "bq_highshelf";
+                control = {
+                  "Freq" = 10000.0;
+                  "Q" = 0.7;
+                  "Gain" = -1.1;
+                };
+              }
+            ];
+            links = [
+              {
+                output = "eq_band_1:Out";
+                input = "eq_band_2:In";
+              }
+              {
+                output = "eq_band_2:Out";
+                input = "eq_band_3:In";
+              }
+              {
+                output = "eq_band_3:Out";
+                input = "eq_band_4:In";
+              }
+              {
+                output = "eq_band_4:Out";
+                input = "eq_band_5:In";
+              }
+              {
+                output = "eq_band_5:Out";
+                input = "eq_band_6:In";
+              }
+              {
+                output = "eq_band_6:Out";
+                input = "eq_band_7:In";
+              }
+              {
+                output = "eq_band_7:Out";
+                input = "eq_band_8:In";
+              }
+              {
+                output = "eq_band_8:Out";
+                input = "eq_band_9:In";
+              }
+              {
+                output = "eq_band_9:Out";
+                input = "eq_band_10:In";
+              }
+              {
+                output = "eq_band_10:Out";
+                input = "eq_band_11:In";
+              }
+            ];
+          };
+          "audio.channels" = 2;
+          "audio.position" = [ "FL" "FR" ];
+          "capture.props" = {
+            "node.name" = "effect_input.eq11";
+            "media.class" = "Audio/Sink";
+          };
+          "playback.props" = {
+            "node.name" = "effect_output.eq11";
+            "node.passive" = true;
+          };
+        };
+      }];
+    };
+  };
+}
+
+