diff --git a/src/lib/visualizations/audio/AudioFrequency.svelte b/src/lib/visualizations/audio/AudioFrequency.svelte
index b086e5a..290ec98 100644
--- a/src/lib/visualizations/audio/AudioFrequency.svelte
+++ b/src/lib/visualizations/audio/AudioFrequency.svelte
@@ -1,13 +1,28 @@
 <script lang="ts">
-	import type { WavRecorder, AudioFilePlayer, WavStreamPlayer } from '$lib/visualizations/wavtools';
+	import { WavRecorder, AudioFilePlayer, WavStreamPlayer } from '$lib/visualizations/wavtools';
 	import { raf, normalizeArray } from '../core/utils';
 
 	export let audio: AudioFilePlayer | WavRecorder | WavStreamPlayer | null;
+	export let analysisType: 'music' | 'voice' | 'frequency' = 'frequency';
+	export let minDecibels: number = -100;
+	export let maxDecibels: number = -30;
 
 	let values: Float32Array = new Float32Array([0]);
 
 	//Update frequency values every render frame
-	raf(() => (values = audio ? audio.getFrequencies('music').values : new Float32Array([0])));
+	raf(() => {
+		if(!audio) {
+			values = new Float32Array([0]);
+			return;
+		}
+
+		if(audio instanceof WavRecorder && !audio.recording) {
+			values = new Float32Array([0]);
+			return;
+		}
+		
+		values = audio.getFrequencies(analysisType, minDecibels, maxDecibels).values;
+	});
 
 	//Recreate the getValues function when values changes (to trigger reactivity)
 	$: getValues = (detail: number) => normalizeArray(values, detail);
diff --git a/src/lib/visualizations/audio/BarAudioVisualizer.svelte b/src/lib/visualizations/audio/BarAudioVisualizer.svelte
index 6af4bf0..00760a4 100644
--- a/src/lib/visualizations/audio/BarAudioVisualizer.svelte
+++ b/src/lib/visualizations/audio/BarAudioVisualizer.svelte
@@ -6,11 +6,12 @@
 
 	export let audio: AudioFilePlayer | WavRecorder | WavStreamPlayer | null;
 	export let glow: number | undefined = 3;
-	export let detail: number | undefined = 50;
+	export let detail: number | undefined = 20;
+	export let analysisType: 'music' | 'voice' | 'frequency' = 'frequency';
 </script>
 
-<AudioFrequency {audio} let:getValues>
+<AudioFrequency {audio} {analysisType} let:getValues>
 	<Glow {glow}>
-		<BarVisualizer values={getValues(detail || 50)} {...$$restProps} />
+		<BarVisualizer values={getValues(detail || 20)} {...$$restProps} />
 	</Glow>
 </AudioFrequency>
diff --git a/src/lib/visualizations/audio/CircleBarAudioVisualizer.svelte b/src/lib/visualizations/audio/CircleBarAudioVisualizer.svelte
index 45a0793..88af341 100644
--- a/src/lib/visualizations/audio/CircleBarAudioVisualizer.svelte
+++ b/src/lib/visualizations/audio/CircleBarAudioVisualizer.svelte
@@ -7,9 +7,10 @@
 	export let audio: AudioFilePlayer | WavRecorder | WavStreamPlayer | null;
 	export let glow: number | undefined = 3;
 	export let detail: number | undefined = 50;
+	export let analysisType: 'music' | 'voice' | 'frequency' = 'frequency';
 </script>
 
-<AudioFrequency {audio} let:getValues>
+<AudioFrequency {audio} {analysisType} let:getValues>
 	<Glow {glow}>
 		<CircleBarVisualizer values={getValues(detail || 50)} {...$$restProps} />
 	</Glow>
diff --git a/src/lib/visualizations/audio/CircleCirclesAudioVisualizer.svelte b/src/lib/visualizations/audio/CircleCirclesAudioVisualizer.svelte
index f059e75..c200d02 100644
--- a/src/lib/visualizations/audio/CircleCirclesAudioVisualizer.svelte
+++ b/src/lib/visualizations/audio/CircleCirclesAudioVisualizer.svelte
@@ -7,9 +7,10 @@
 	export let audio: AudioFilePlayer | WavRecorder | WavStreamPlayer | null;
 	export let glow: number | undefined = 3;
 	export let detail: number | undefined = 50;
+	export let analysisType: 'music' | 'voice' | 'frequency' = 'frequency';
 </script>
 
-<AudioFrequency {audio} let:getValues>
+<AudioFrequency {audio} {analysisType} let:getValues>
 	<Glow {glow}>
 		<CircleCirclesVisualizer values={getValues(detail || 50)} {...$$restProps} />
 	</Glow>
diff --git a/src/lib/visualizations/audio/DeformedCircleAudioVisualizer.svelte b/src/lib/visualizations/audio/DeformedCircleAudioVisualizer.svelte
index 26862db..770764f 100644
--- a/src/lib/visualizations/audio/DeformedCircleAudioVisualizer.svelte
+++ b/src/lib/visualizations/audio/DeformedCircleAudioVisualizer.svelte
@@ -6,11 +6,12 @@
 
 	export let audio: AudioFilePlayer | WavRecorder | WavStreamPlayer | null;
 	export let glow: number | undefined = 20;
-	export let detail: number | undefined = 50;
+	export let detail: number | undefined = 20;
+	export let analysisType: 'music' | 'voice' | 'frequency' = 'frequency';
 </script>
 
-<AudioFrequency {audio} let:getValues>
+<AudioFrequency {audio} {analysisType} let:getValues>
 	<Glow {glow}>
-		<DeformedCircleVisualizer values={getValues(detail || 50)} {...$$restProps} />
+		<DeformedCircleVisualizer values={getValues(detail || 20)} {...$$restProps} />
 	</Glow>
 </AudioFrequency>
diff --git a/src/lib/visualizations/audio/InnerGlowAudioVisualizer.svelte b/src/lib/visualizations/audio/InnerGlowAudioVisualizer.svelte
index 2c1ce05..b692599 100644
--- a/src/lib/visualizations/audio/InnerGlowAudioVisualizer.svelte
+++ b/src/lib/visualizations/audio/InnerGlowAudioVisualizer.svelte
@@ -7,9 +7,10 @@
 	export let audio: AudioFilePlayer | WavRecorder | WavStreamPlayer | null;
 	export let glow: number | undefined = 10;
 	export let detail: number | undefined = 50;
+	export let analysisType: 'music' | 'voice' | 'frequency' = 'frequency';
 </script>
 
-<AudioFrequency {audio} let:getValues>
+<AudioFrequency {audio} {analysisType} let:getValues>
 	<Glow {glow}>
 		<InnerGlowVisualizer values={getValues(detail || 50)} {...$$restProps} />
 	</Glow>
diff --git a/src/lib/visualizations/audio/MicrophoneAudioVisualizer.svelte b/src/lib/visualizations/audio/MicrophoneAudioVisualizer.svelte
index 50fcec5..609678c 100644
--- a/src/lib/visualizations/audio/MicrophoneAudioVisualizer.svelte
+++ b/src/lib/visualizations/audio/MicrophoneAudioVisualizer.svelte
@@ -6,9 +6,10 @@
 
 	export let audio: AudioFilePlayer | WavRecorder | WavStreamPlayer | null;
 	export let glow: number | undefined = 3;
+	export let analysisType: 'music' | 'voice' | 'frequency' = 'frequency';
 </script>
 
-<AudioFrequency {audio} let:getValues>
+<AudioFrequency {audio} {analysisType} let:getValues>
 	<Glow {glow}>
 		<MicrophoneVisualizer value={getValues(1)[0]} {...$$restProps} />
 	</Glow>
diff --git a/src/lib/visualizations/audio/SpeakerAudioVisualizer.svelte b/src/lib/visualizations/audio/SpeakerAudioVisualizer.svelte
index d1fa693..9a6e566 100644
--- a/src/lib/visualizations/audio/SpeakerAudioVisualizer.svelte
+++ b/src/lib/visualizations/audio/SpeakerAudioVisualizer.svelte
@@ -6,9 +6,10 @@
 
 	export let audio: AudioFilePlayer | WavRecorder | WavStreamPlayer | null;
 	export let glow: number | undefined = 3;
+	export let analysisType: 'music' | 'voice' | 'frequency' = 'frequency';
 </script>
 
-<AudioFrequency {audio} let:getValues>
+<AudioFrequency {audio} {analysisType} let:getValues>
 	<Glow {glow}>
 		<SpeakerVisualizer value={getValues(1)[0]} {...$$restProps} />
 	</Glow>
diff --git a/src/lib/visualizations/core/utils.ts b/src/lib/visualizations/core/utils.ts
index 6cc7d65..b496737 100644
--- a/src/lib/visualizations/core/utils.ts
+++ b/src/lib/visualizations/core/utils.ts
@@ -6,8 +6,13 @@ export async function raf(callback: () => void) {
 	let mounted = true;
 
 	async function render() {
-		if (!mounted) return;
-		callback();
+		if (!mounted || !callback) return;
+
+		try {
+			callback();
+		} catch (e) {
+			console.error(e);
+		}
 		requestAnimationFrame(render);
 	}
 
diff --git a/src/routes/+page.svelte b/src/routes/+page.svelte
index f805b32..fd9ee29 100644
--- a/src/routes/+page.svelte
+++ b/src/routes/+page.svelte
@@ -11,31 +11,50 @@
 	import BarAudioVisualizer from '$lib/visualizations/audio/BarAudioVisualizer.svelte';
 	import CircleCirclesAudioVisualizer from '$lib/visualizations/audio/CircleCirclesAudioVisualizer.svelte';
 
-	let audio: WavRecorder | AudioFilePlayer | null = null;
+	
+	export let wavRecorder: WavRecorder = new WavRecorder({ sampleRate: 24000 });
+
+	export let player = new AudioFilePlayer();
+
+	export let currentlyPlaying: WavRecorder | AudioFilePlayer | null = null;
+
 	let state: 'recording' | 'music' | null = null;
 
-	//Stop playing music, if wrong state
-	$: if (state !== 'music' && audio instanceof WavRecorder) {
-		audio.end();
-		audio = null;
-	}
+	let analysisType: 'music' | 'voice' = 'voice';
 
-	//Stop recording, if wrong state
-	$: if (state !== 'recording' && audio instanceof AudioFilePlayer) {
-		audio.stop();
-		audio = null;
-	}
+	$: analysisType = state === 'music' ? 'music' : 'voice';
+
+	async function microphone() {
+		if (state === 'recording') {
+			wavRecorder.end();
+			state = null;
+			return;
+		}
+		player.stop();
 
-	//Start playing music, if not playing already
-	$: if (state == 'music' && !audio) {
-		let player = (audio = new AudioFilePlayer());
-		audio.loadFile('/svelte-audio-visualizations/music.mp3').then(() => player.play());
+		await wavRecorder.begin();
+
+		wavRecorder.record();
+
+		currentlyPlaying = wavRecorder;
+
+		state = 'recording';
 	}
 
-	//Start recording, if not recording already
-	$: if (state == 'recording' && !audio) {
-		let recorder = (audio = new WavRecorder({ sampleRate: 24000 }));
-		audio.begin().then(() => recorder.record());
+	async function music() {
+		if (state === 'music') {
+			player.stop();
+			state = null;
+			return;
+		}
+		if (wavRecorder.recording) wavRecorder.end();
+
+		await player.loadFile('/svelte-audio-visualizations/music.mp3');
+
+		player.play();
+		currentlyPlaying = player;
+
+		state = 'music';
 	}
 </script>
 
@@ -44,7 +63,7 @@
 		<div class="flex gap-2 flex-col sm:flex-row">
 			<button
 				type="button"
-				on:click={() => (state = state == 'recording' ? null : 'recording')}
+				on:click={microphone}
 				class="rounded-full px-3 py-2 text-sm font-semibold focus-visible:outline focus-visible:outline-2 focus-visible:outline-offset-2 focus-visible:outline-amber-500 {state ===
 				'recording'
 					? 'text-stone-500 bg-stone-500/10 border border-stone-500/20 hover:bg-stone-500/20'
@@ -53,7 +72,7 @@
 			>
 			<button
 				type="button"
-				on:click={() => (state = state == 'music' ? null : 'music')}
+				on:click={music}
 				class="rounded-full px-3 py-2 text-sm font-semibold focus-visible:outline focus-visible:outline-2 focus-visible:outline-offset-2 focus-visible:outline-amber-500 {state ===
 				'music'
 					? 'text-stone-500 bg-stone-500/10 border border-stone-500/20 hover:bg-stone-500/20'
@@ -68,20 +87,20 @@
 
 	<div class="grid grid-cols-1 sm:grid-cols-3 gap-4 mt-8">
 		<div class="h-64 w-full rounded-xl border border-white/15 p-4">
-			<CircleBarAudioVisualizer {audio} startHue={0} endHue={50} rotate={2} />
+			<CircleBarAudioVisualizer audio={currentlyPlaying} startHue={0} endHue={50} rotate={2} {analysisType} />
 		</div>
 		<div class="h-64 w-full rounded-xl border border-white/15 p-4">
-			<BarAudioVisualizer {audio} barSpacing={8} startHue={0} endHue={50} center />
+			<BarAudioVisualizer audio={currentlyPlaying} barSpacing={8} startHue={0} endHue={50} center {analysisType} />
 		</div>
 
 		<div class="h-64 w-full rounded-xl border border-white/15 p-4">
-			<CircleCirclesAudioVisualizer {audio} startHue={0} endHue={50} />
+			<CircleCirclesAudioVisualizer audio={currentlyPlaying} startHue={0} endHue={50} {analysisType} />
 		</div>
 
-		<AudioFrequency {audio} let:getValues>
+		<AudioFrequency audio={currentlyPlaying} let:getValues {analysisType}>
 			<div class="h-64 w-full rounded-xl border border-white/15 p-4">
 				<Glow glow={20}>
-					<DeformedCircleVisualizer values={getValues(16)} startHue={0} endHue={50} />
+					<DeformedCircleVisualizer values={getValues(8)} startHue={0} endHue={50}  />
 				</Glow>
 			</div>
 			<div class="h-64 w-full rounded-xl border border-white/15 overflow-hidden">
@@ -93,10 +112,10 @@
 				class="h-64 w-full rounded-xl border border-white/15 overflow-hidden flex items-center justify-center gap-4"
 			>
 				<div class="size-20">
-					<MicrophoneVisualizer value={getValues(1)[0]} />
+					<MicrophoneVisualizer value={getValues(3)[1]} />
 				</div>
 				<div class="size-20">
-					<SpeakerVisualizer value={getValues(1)[0]} />
+					<SpeakerVisualizer value={getValues(3)[1]} />
 				</div>
 			</div>
 		</AudioFrequency>