diff --git a/client/public/help.json b/client/public/help.json
index 79217e6..ff9d8e8 100644
--- a/client/public/help.json
+++ b/client/public/help.json
@@ -131,8 +131,12 @@
           "description": "Lower/raise active effect value"
         },
         {
-          "keys": "Shift+C",
-          "description": "Calibrate mic input gain over 5 seconds"
+          "keys": "V",
+          "description": "Set volume"
+        },
+        {
+          "keys": "Shift+V",
+          "description": "Microphone calibration"
         }
       ]
     }
diff --git a/client/public/version.js b/client/public/version.js
index 70193d0..805ba16 100644
--- a/client/public/version.js
+++ b/client/public/version.js
@@ -1,5 +1,5 @@
 // Maintainer-controlled web client version.
 // Format: YYYY.MM.DD Rn (example: 2026.02.20 R2)
-window.CHGRID_WEB_VERSION = "2026.02.22 R150";
+window.CHGRID_WEB_VERSION = "2026.02.22 R151";
 // Optional display timezone for timestamps. Falls back to America/Detroit if unset/invalid.
 window.CHGRID_TIME_ZONE = "America/Detroit";
diff --git a/client/src/main.ts b/client/src/main.ts
index 82eebad..b95627c 100644
--- a/client/src/main.ts
+++ b/client/src/main.ts
@@ -653,6 +653,7 @@ function textInputMaxLengthForMode(mode: typeof state.mode): number | null {
   if (mode === 'nickname') return NICKNAME_MAX_LENGTH;
   if (mode === 'chat') return 500;
   if (mode === 'itemPropertyEdit') return 500;
+  if (mode === 'micGainEdit') return 8;
   return null;
 }
 
@@ -670,7 +671,7 @@ function pasteIntoActiveTextInput(raw: string): boolean {
 }
 
 function isTextEditingMode(mode: typeof state.mode): boolean {
-  return mode === 'nickname' || mode === 'chat' || mode === 'itemPropertyEdit';
+  return mode === 'nickname' || mode === 'chat' || mode === 'itemPropertyEdit' || mode === 'micGainEdit';
 }
 
 function applyTextInputEdit(code: string, key: string, maxLength: number, ctrlKey = false, allowReplaceOnNextType = false): void {
@@ -1506,11 +1507,21 @@ function handleNormalModeInput(code: string, shiftKey: boolean): void {
   }
 
   if (code === 'KeyC') {
+    updateStatus(`${state.player.x}, ${state.player.y}`);
+    audio.sfxUiBlip();
+    return;
+  }
+
+  if (code === 'KeyV') {
     if (shiftKey) {
       void calibrateMicInputGain();
       return;
     }
-    updateStatus(`${state.player.x}, ${state.player.y}`);
+    state.mode = 'micGainEdit';
+    state.nicknameInput = audio.getOutboundInputGain().toFixed(2);
+    state.cursorPos = state.nicknameInput.length;
+    replaceTextOnNextType = true;
+    updateStatus(`Set volume: ${state.nicknameInput}`);
     audio.sfxUiBlip();
     return;
   }
@@ -1836,6 +1847,34 @@ function handleChatModeInput(code: string, key: string, ctrlKey: boolean): void
   applyTextInputEdit(code, key, 500, ctrlKey);
 }
 
+function handleMicGainEditModeInput(code: string, key: string, ctrlKey: boolean): void {
+  if (code === 'Enter') {
+    const value = Number(state.nicknameInput.trim());
+    if (!Number.isFinite(value) || value < MIC_CALIBRATION_MIN_GAIN || value > MIC_CALIBRATION_MAX_GAIN) {
+      updateStatus(`Volume must be between ${MIC_CALIBRATION_MIN_GAIN} and ${MIC_CALIBRATION_MAX_GAIN}.`);
+      audio.sfxUiCancel();
+      return;
+    }
+    const applied = audio.setOutboundInputGain(value);
+    persistMicInputGain(applied);
+    state.mode = 'normal';
+    replaceTextOnNextType = false;
+    updateStatus(`Volume set to ${applied.toFixed(2)}.`);
+    audio.sfxUiConfirm();
+    return;
+  }
+
+  if (code === 'Escape') {
+    state.mode = 'normal';
+    replaceTextOnNextType = false;
+    updateStatus('Cancelled.');
+    audio.sfxUiCancel();
+    return;
+  }
+
+  applyTextInputEdit(code, key, 8, ctrlKey, true);
+}
+
 function handleEffectSelectModeInput(code: string, key: string): void {
   if (code === 'ArrowDown' || code === 'ArrowUp') {
     state.effectSelectIndex =
@@ -2537,6 +2576,8 @@ function setupInputHandlers(): void {
       handleNicknameModeInput(code, event.key, event.ctrlKey);
     } else if (state.mode === 'chat') {
       handleChatModeInput(code, event.key, event.ctrlKey);
+    } else if (state.mode === 'micGainEdit') {
+      handleMicGainEditModeInput(code, event.key, event.ctrlKey);
     } else if (state.mode === 'effectSelect') {
       handleEffectSelectModeInput(code, event.key);
     } else if (state.mode === 'helpView') {
diff --git a/client/src/state/gameState.ts b/client/src/state/gameState.ts
index ecb520e..8ee5be9 100644
--- a/client/src/state/gameState.ts
+++ b/client/src/state/gameState.ts
@@ -28,6 +28,7 @@ export type GameMode =
   | 'helpView'
   | 'nickname'
   | 'chat'
+  | 'micGainEdit'
   | 'effectSelect'
   | 'listUsers'
   | 'listItems'