Your phone has survived contact with water, but the sound is still muffled? Some water may still be trapped in the speaker. Speaker cleaner will help remove water from your speaker and also fix & boost sound. ⚠️IMPORTANT NOTES: - Position your smartphone facing screen down. - Turn up volume to the max. - Disconnect headphones if connected. Speaker Cleaner cleans your speaker quickly and it is really simple to use. With speaker cleaner you can clean your speaker and get rid off water in just seconds.