Our waterproof speakers are designed to be used in wet environments, so they should be safe to use in a bathroom. All of our waterproof speakers features an IPX7 rating, which means they can be completely submerged in water up to 1 meter for 30 minutes. Additionally, soundcore waterproof speakers are also Bluetooth enabled, so you can stream your music from any compatible device. And with its up to 12-hour battery life, you'll have plenty of music to keep you entertained with the soundcore waterproof speaker for a shower.