diff --git a/flows.json b/flows.json
index b651b7d..02c0cad 100644
--- a/flows.json
+++ b/flows.json
@@ -1,12 +1,4 @@
 [
-    {
-        "id": "f02b32ef07b4b378",
-        "type": "tab",
-        "label": "Home Audio",
-        "disabled": false,
-        "info": "",
-        "env": []
-    },
     {
         "id": "da896085.24c698",
         "type": "tab",
@@ -1708,2219 +1700,6 @@
         "x": 520,
         "y": 100
     },
-    {
-        "id": "bc24bd25f183a7ac",
-        "type": "inject",
-        "z": "f02b32ef07b4b378",
-        "name": "",
-        "wires": [
-            [
-                "3b572aa5a025838b"
-            ]
-        ],
-        "props": [
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-            },
-            {
-                "p": "topic",
-                "vt": "str"
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-        ],
-        "repeat": "",
-        "crontab": "",
-        "once": false,
-        "onceDelay": 0.1,
-        "topic": "",
-        "payload": "",
-        "payloadType": "date",
-        "x": 140,
-        "y": 1760
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-    {
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-        "floorId": [],
-        "areaId": [],
-        "deviceId": [],
-        "entityId": [
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-        "data": "{\"group_members\":[\"media_player.kitchen\",\"media_player.bedroom\"]}",
-        "dataType": "json",
-        "mergeContext": "",
-        "mustacheAltTags": false,
-        "outputProperties": [],
-        "queue": "none",
-        "blockInputOverrides": false,
-        "domain": "media_player",
-        "service": "join",
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-        "statusType": "auto",
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-        "y": 1760
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-    {
-        "id": "7ad8e1f3e2e0968a",
-        "type": "inject",
-        "z": "f02b32ef07b4b378",
-        "name": "",
-        "wires": [
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-        "repeat": "",
-        "crontab": "",
-        "once": false,
-        "onceDelay": 0.1,
-        "topic": "",
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-        "payloadType": "date",
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-        "y": 1840
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-        "type": "api-call-service",
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-        "server": "657c7463.48e1e4",
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-        "debugenabled": false,
-        "action": "media_player.unjoin",
-        "floorId": [],
-        "areaId": [],
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-            "media_player.bedroom",
-            "media_player.kitchen"
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-        "labelId": [],
-        "data": "",
-        "dataType": "json",
-        "mergeContext": "",
-        "mustacheAltTags": false,
-        "outputProperties": [],
-        "queue": "none",
-        "blockInputOverrides": false,
-        "domain": "media_player",
-        "service": "unjoin",
-        "x": 380,
-        "y": 1840
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-    {
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-        "z": "f02b32ef07b4b378",
-        "name": "debug 9",
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-        "active": true,
-        "tosidebar": true,
-        "console": false,
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-        "complete": "false",
-        "statusVal": "",
-        "statusType": "auto",
-        "x": 660,
-        "y": 1840
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-    {
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-        "type": "inject",
-        "z": "f02b32ef07b4b378",
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-        "wires": [
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-        "props": [
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-            {
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-        "repeat": "",
-        "crontab": "",
-        "once": false,
-        "onceDelay": 0.1,
-        "topic": "",
-        "payload": "true",
-        "payloadType": "bool",
-        "x": 130,
-        "y": 1960
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-        "type": "api-call-service",
-        "z": "f02b32ef07b4b378",
-        "name": "Unmute/Mute media players",
-        "wires": [
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-        "server": "657c7463.48e1e4",
-        "version": 7,
-        "debugenabled": false,
-        "action": "media_player.volume_mute",
-        "floorId": [],
-        "areaId": [],
-        "deviceId": [],
-        "entityId": [
-            "media_player.bathroom",
-            "media_player.bedroom",
-            "media_player.kitchen"
-        ],
-        "labelId": [],
-        "data": "{\"is_volume_muted\": {{{payload}}} }",
-        "dataType": "json",
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-        "mustacheAltTags": false,
-        "outputProperties": [],
-        "queue": "none",
-        "blockInputOverrides": false,
-        "domain": "media_player",
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-        "payload": "false",
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-        "payload": "true",
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-        "type": "api-call-service",
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-        "name": "Set volume to 20",
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-        "version": 7,
-        "debugenabled": false,
-        "action": "media_player.volume_set",
-        "floorId": [],
-        "areaId": [],
-        "deviceId": [],
-        "entityId": [
-            "media_player.bathroom",
-            "media_player.bedroom",
-            "media_player.kitchen"
-        ],
-        "labelId": [],
-        "data": "{\"volume_level\": 0.2 }",
-        "dataType": "json",
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-        "mustacheAltTags": false,
-        "outputProperties": [],
-        "queue": "none",
-        "blockInputOverrides": false,
-        "domain": "media_player",
-        "service": "volume_set",
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-        "debugenabled": true,
-        "action": "media_player.volume_mute",
-        "floorId": [],
-        "areaId": [],
-        "deviceId": [],
-        "entityId": [
-            "{{ mute }}"
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-        "data": "{\"is_volume_muted\":true}",
-        "dataType": "json",
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-        "mustacheAltTags": false,
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-        "queue": "none",
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-        "action": "media_player.volume_mute",
-        "floorId": [],
-        "areaId": [],
-        "deviceId": [],
-        "entityId": [
-            "{{ unmute }}"
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-        "data": "{\"is_volume_muted\": false }",
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-        "mustacheAltTags": false,
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-        "reg": false,
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+            [
+                "980d8e52b0eceaff"
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+        "server": "657c7463.48e1e4",
+        "version": 6,
+        "outputs": 1,
+        "exposeAsEntityConfig": "",
+        "entities": {
+            "entity": [
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+            "substring": [],
+            "regex": []
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+        "outputInitially": false,
+        "stateType": "str",
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+        "ifStateType": "str",
+        "ifStateOperator": "is",
+        "outputOnlyOnStateChange": true,
+        "for": "0",
+        "forType": "num",
+        "forUnits": "minutes",
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+        "ignoreCurrentStateUnknown": false,
+        "ignoreCurrentStateUnavailable": false,
+        "outputProperties": [
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+                "propertyType": "msg",
+                "value": "",
+                "valueType": "entityState"
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+            {
+                "property": "data",
+                "propertyType": "msg",
+                "value": "",
+                "valueType": "eventData"
+            },
+            {
+                "property": "topic",
+                "propertyType": "msg",
+                "value": "",
+                "valueType": "triggerId"
+            }
+        ],
+        "x": 140,
+        "y": 1260
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+        "type": "api-call-service",
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+        "server": "657c7463.48e1e4",
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+        "floorId": [],
+        "areaId": [],
+        "deviceId": [],
+        "entityId": [],
+        "labelId": [],
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+        "mustacheAltTags": false,
+        "outputProperties": [],
+        "queue": "none",
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+        "type": "change",
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+                "tot": "str"
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+                "pt": "msg",
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+        "property": "",
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+                "to": "media_player.bedroom",
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+            },
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+                "p": "followers",
+                "pt": "msg",
+                "to": "[\"media_player.denon_avr_x3600h\",\"media_player.kitchen\"]",
+                "tot": "jsonata"
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+        "property": "",
+        "from": "",
+        "to": "",
+        "reg": false,
+        "x": 450,
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+        "id": "980d8e52b0eceaff",
+        "type": "change",
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+        "name": "Set leader and followers",
+        "wires": [
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+                "ccc51eb8edf2e33d"
+            ]
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+        "rules": [
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+                "t": "set",
+                "p": "leader",
+                "pt": "msg",
+                "to": "media_player.kitchen",
+                "tot": "str"
+            },
+            {
+                "t": "set",
+                "p": "followers",
+                "pt": "msg",
+                "to": "[\"media_player.denon_avr_x3600h\",\"media_player.bathroom\"]",
+                "tot": "jsonata"
+            }
+        ],
+        "action": "",
+        "property": "",
+        "from": "",
+        "to": "",
+        "reg": false,
+        "x": 450,
+        "y": 1260
+    },
+    {
+        "id": "1278b99a481e6dd1",
+        "type": "comment",
+        "z": "f02b32ef07b4b378",
+        "name": "Home Theather volume control on heos start",
+        "wires": [],
+        "info": "",
+        "x": 210,
+        "y": 1360
+    },
+    {
+        "id": "5f677939f2c09f28",
+        "type": "trigger-state",
+        "z": "f02b32ef07b4b378",
+        "name": "Switching home theather to heos",
+        "wires": [
+            [
+                "8c788d92123228cb"
+            ],
+            []
+        ],
+        "server": "657c7463.48e1e4",
+        "version": 5,
+        "inputs": 0,
+        "outputs": 2,
+        "exposeAsEntityConfig": "",
+        "entities": {
+            "entity": [
+                "media_player.home_theater_universal"
+            ],
+            "substring": [],
+            "regex": []
+        },
+        "debugEnabled": false,
+        "constraints": [
+            {
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+                "targetValue": "",
+                "propertyType": "property",
+                "propertyValue": "new_state.attributes.source",
+                "comparatorType": "is",
+                "comparatorValueDatatype": "str",
+                "comparatorValue": "HEOS Music"
+            },
+            {
+                "targetType": "this_entity",
+                "targetValue": "",
+                "propertyType": "property",
+                "propertyValue": "old_state.attributes.source",
+                "comparatorType": "is_not",
+                "comparatorValueDatatype": "str",
+                "comparatorValue": "HEOS Music"
+            }
+        ],
+        "customOutputs": [],
+        "outputInitially": false,
+        "stateType": "str",
+        "enableInput": false,
+        "x": 170,
+        "y": 1400
+    },
+    {
+        "id": "8c788d92123228cb",
+        "type": "delay",
+        "z": "f02b32ef07b4b378",
+        "name": "",
+        "wires": [
+            [
+                "f1ddda7676ab9bbc"
+            ]
+        ],
+        "pauseType": "delay",
+        "timeout": "1",
+        "timeoutUnits": "seconds",
+        "rate": "1",
+        "nbRateUnits": "1",
+        "rateUnits": "second",
+        "randomFirst": "1",
+        "randomLast": "5",
+        "randomUnits": "seconds",
+        "drop": false,
+        "allowrate": false,
+        "outputs": 1,
+        "x": 430,
+        "y": 1400
+    },
+    {
+        "id": "f1ddda7676ab9bbc",
+        "type": "api-current-state",
+        "z": "f02b32ef07b4b378",
+        "name": "Fetch bedroom volume",
+        "wires": [
+            [
+                "087e6e0c92150113"
+            ]
+        ],
+        "server": "657c7463.48e1e4",
+        "version": 3,
+        "outputs": 1,
+        "halt_if": "",
+        "halt_if_type": "str",
+        "halt_if_compare": "is",
+        "entity_id": "media_player.bedroom",
+        "state_type": "str",
+        "blockInputOverrides": true,
+        "outputProperties": [
+            {
+                "property": "payload",
+                "propertyType": "msg",
+                "value": "",
+                "valueType": "entityState"
+            },
+            {
+                "property": "data",
+                "propertyType": "msg",
+                "value": "",
+                "valueType": "entity"
+            }
+        ],
+        "for": "0",
+        "forType": "num",
+        "forUnits": "minutes",
+        "override_topic": false,
+        "state_location": "payload",
+        "override_payload": "msg",
+        "entity_location": "data",
+        "override_data": "msg",
+        "x": 630,
+        "y": 1400
+    },
+    {
+        "id": "087e6e0c92150113",
+        "type": "change",
+        "z": "f02b32ef07b4b378",
+        "name": "Calculate volume",
+        "wires": [
+            [
+                "8a59f44f4fc0c8d0"
+            ]
+        ],
+        "rules": [
+            {
+                "t": "set",
+                "p": "payload",
+                "pt": "msg",
+                "to": "(\t  $leader_volume := data.attributes.is_volume_muted ? 0 : $number(data.attributes.volume_level ? data.attributes.volume_level : 0);\t  $base_volume := $leader_volume = 0 ? 0.15 : $leader_volume;\t  $added_volume := $base_volume + 0.18;\t  $clamped_volume := $added_volume > 0.5 ? 0.5 : $added_volume;\t  $target_volume := $round($clamped_volume, 2);\t  { \"entity_id\": \"media_player.home_theater_universal\", \"volume_level\": $target_volume }\t)",
+                "tot": "jsonata"
+            }
+        ],
+        "action": "",
+        "property": "",
+        "from": "",
+        "to": "",
+        "reg": false,
+        "x": 880,
+        "y": 1400
+    },
+    {
+        "id": "8a59f44f4fc0c8d0",
+        "type": "api-call-service",
+        "z": "f02b32ef07b4b378",
+        "name": "Set home theather volume",
+        "wires": [
+            []
+        ],
+        "server": "657c7463.48e1e4",
+        "version": 7,
+        "debugenabled": false,
+        "action": "media_player.volume_set",
+        "floorId": [],
+        "areaId": [],
+        "deviceId": [],
+        "entityId": [],
+        "labelId": [],
+        "data": "payload",
+        "dataType": "jsonata",
+        "mergeContext": "",
+        "mustacheAltTags": false,
+        "outputProperties": [],
+        "queue": "none",
+        "blockInputOverrides": true,
+        "domain": "media_player",
+        "service": "volume_set",
+        "x": 1160,
+        "y": 1400
+    },
+    {
+        "id": "p2catch_aud",
+        "type": "catch",
+        "z": "f02b32ef07b4b378",
+        "name": "Catch all errors",
+        "wires": [
+            [
+                "p2fmt_aud"
+            ]
+        ],
+        "scope": null,
+        "uncaught": false,
+        "x": 160,
+        "y": 2300
+    },
+    {
+        "id": "p2fmt_aud",
+        "type": "function",
+        "z": "f02b32ef07b4b378",
+        "name": "Format error",
+        "wires": [
+            [
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+            ]
+        ],
+        "func": "const err = (msg.error && msg.error.message) ? msg.error.message : String(msg.payload || 'Unknown error');\nconst src = (msg.error && msg.error.source) ? (msg.error.source.name || msg.error.source.id || '') : '';\nmsg.payload = JSON.stringify({\n    title: 'Node-RED Error: Home Audio',\n    message: err + (src ? '\\n\\nNode: ' + src : '')\n});\nreturn msg;",
+        "outputs": 1,
+        "noerr": 0,
+        "initialize": "",
+        "finalize": "",
+        "libs": [],
+        "timeout": "",
+        "x": 400,
+        "y": 2300
+    },
+    {
+        "id": "p2ntfy_aud",
+        "type": "api-call-service",
+        "z": "f02b32ef07b4b378",
+        "name": "Notify error",
+        "wires": [
+            []
+        ],
+        "server": "657c7463.48e1e4",
+        "version": 7,
+        "debugenabled": false,
+        "action": "notify.gotify_ha",
+        "floorId": [],
+        "areaId": [],
+        "deviceId": [],
+        "entityId": [],
+        "labelId": [],
+        "data": "{{{payload}}}",
+        "dataType": "json",
+        "mergeContext": "",
+        "mustacheAltTags": false,
+        "outputProperties": [],
+        "queue": "none",
+        "blockInputOverrides": false,
+        "domain": "notify",
+        "service": "gotify_ha",
+        "output_location": "",
+        "output_location_type": "none",
+        "x": 660,
+        "y": 2300
     }
 ]
\ No newline at end of file