diff --git a/GoldWars/GoldWars/Entities/EntityManager.swift b/GoldWars/GoldWars/Entities/EntityManager.swift
index 83e8b7e..161e1e8 100644
--- a/GoldWars/GoldWars/Entities/EntityManager.swift
+++ b/GoldWars/GoldWars/Entities/EntityManager.swift
@@ -132,6 +132,7 @@ class EntityManager {
                         scene.addChild(spriteNode.unitcountLabel)
                         scene.addChild(spriteNode.fire)
                     }
+                    SoundManager.sharedInstance.playSoundEffect(pathToFile: "attack_base",fileExtension: "wav",volumeLevel: 5.0)
                 }
                 GameCenterManager.sharedInstance.addAchievementProgress(identifier: "de.hft.stuttgart.ip2.goldwars.capture.fifty.bases", increasePercentComplete: 2)
             }
diff --git a/GoldWars/GoldWars/Entities/HUD.swift b/GoldWars/GoldWars/Entities/HUD.swift
index 35083f3..5a1704f 100644
--- a/GoldWars/GoldWars/Entities/HUD.swift
+++ b/GoldWars/GoldWars/Entities/HUD.swift
@@ -59,6 +59,7 @@ class HUD: GKEntity {
                 EntityManager.gameEMInstance.getOpponentBases(for: EntityManager.gameEMInstance.getTeam()).forEach({base in base.component(ofType: TeamComponent.self)?.unitcountLabel.text = "\(base.unitCount)"})
                 GameCenterManager.sharedInstance.addAchievementProgress(identifier: "de.hft.stuttgart.ip2.goldwars.skill.first.time", increasePercentComplete: 100)
                 GameCenterManager.sharedInstance.addAchievementProgress(identifier: "de.hft.stuttgart.ip2.goldwars.skill.spy.ten", increasePercentComplete: 10)
+                SoundManager.sharedInstance.playSoundEffect(pathToFile: "use_boost",fileExtension: "wav", volumeLevel: 10.0)
         }
         )
         defSkill = SingeClickButtonNode(
@@ -70,6 +71,7 @@ class HUD: GKEntity {
                 DataService.sharedInstance.localRoundData.hasDefenceBoost = true
                 GameCenterManager.sharedInstance.addAchievementProgress(identifier: "de.hft.stuttgart.ip2.goldwars.skill.first.time", increasePercentComplete: 100)
                 GameCenterManager.sharedInstance.addAchievementProgress(identifier: "de.hft.stuttgart.ip2.goldwars.skill.def.ten", increasePercentComplete: 10)
+                SoundManager.sharedInstance.playSoundEffect(pathToFile: "use_boost",fileExtension: "wav",volumeLevel: 10.0)
         }
         )
         atkSkill = SingeClickButtonNode(
@@ -81,6 +83,7 @@ class HUD: GKEntity {
                 DataService.sharedInstance.localRoundData.hasAttackBoost = true
                 GameCenterManager.sharedInstance.addAchievementProgress(identifier: "de.hft.stuttgart.ip2.goldwars.skill.first.time", increasePercentComplete: 100)
                 GameCenterManager.sharedInstance.addAchievementProgress(identifier: "de.hft.stuttgart.ip2.goldwars.skill.atk.ten", increasePercentComplete: 10)
+                SoundManager.sharedInstance.playSoundEffect(pathToFile: "use_boost",fileExtension: "wav",volumeLevel: 10.0)
         }
         )
         
@@ -186,5 +189,6 @@ class HUD: GKEntity {
             SKAction.scale(by: 0.5, duration: 1),
         ])
         currentRoundLabel.run(newRoundAction)
+        SoundManager.sharedInstance.playSoundEffect(pathToFile: "new_round", fileExtension: "wav", volumeLevel: 5.0)
     }
 }
diff --git a/GoldWars/GoldWars/RoundTimer.swift b/GoldWars/GoldWars/RoundTimer.swift
index c8bc801..e1b0225 100644
--- a/GoldWars/GoldWars/RoundTimer.swift
+++ b/GoldWars/GoldWars/RoundTimer.swift
@@ -50,6 +50,10 @@ class RoundTimer: Timer {
         timeLeft -= 1
         EntityManager.gameEMInstance.updateTime(time: (timeLeft > 0 ? String(timeLeft) : roundEnded))
         
+        if 1 ... 5 ~= timeLeft {
+            SoundManager.sharedInstance.playSoundEffect(pathToFile: "countdown", fileExtension: "wav", volumeLevel: 5.0)
+        }
+        
         if timeLeft == 0 {
             EntityManager.gameEMInstance.removeModal()
             RoundCalculatorService.sharedInstance.resetNumberOfAttacksAndFormats()
diff --git a/GoldWars/GoldWars/SoundManager.swift b/GoldWars/GoldWars/SoundManager.swift
index 9f7bb03..c8d12da 100644
--- a/GoldWars/GoldWars/SoundManager.swift
+++ b/GoldWars/GoldWars/SoundManager.swift
@@ -13,7 +13,9 @@ class SoundManager {
     public static var sharedInstance = SoundManager()
     
     var audioPlayer = AVAudioPlayer()
+    var effectPlayer = AVAudioPlayer()
     var backgroundMainMenuAudio: URL?
+    var soundEffect: URL?
     var isMusicPlaying = false
     var isMusicEnabled = true
     
@@ -39,6 +41,17 @@ class SoundManager {
         UserDefaults.standard.set(true, forKey: "noMusic")
     }
     
+    func playSoundEffect(pathToFile: String, fileExtension: String, volumeLevel: Float){
+        soundEffect = Bundle.main.url(forResource: pathToFile, withExtension: fileExtension)
+        do {
+            effectPlayer = try AVAudioPlayer(contentsOf: soundEffect!)
+        } catch {
+            //TODO: Add logging
+        }
+        effectPlayer.volume += volumeLevel
+        effectPlayer.play()
+    }
+    
     func setVolume(_ volume: Float) {
         audioPlayer.volume = volume
     }