Doraemon lồng tiếng S4 Máy tạo giao động sóng âm thanh

Nobita and his friends seek a way to avoid listening to Trai Anh's terrible singing. Using a gadget from Doraemon that converts unbearable sounds into a pest-control weapon, Nobita tricks Trai Anh into singing so he can collect the necessary audio data to eliminate insects.