Mpow Armor Portable Wireless Bluetooth Speaker,5W Strong Drive/Passive Radiator for Water Resistant Shockproof and Dustproof Outdoor/Shower/MP3/PC Speakers with Emergency Power Supply With advanced IPX65 splash proof design, protectsitscomponentsfromsplashingwateranddust, makes Mpow Armor practical, portable and perfect when you take shower,swimming at the pool, on a hike or anywhere! 5W driver and bass radiator provide high-quality audio reproduction than other devices. Support A2DP/AVRCP technology, streaming the rich bass and sound quality by Armor. Small sized speaker with glamorous design, domineering exposed spike yours loyalty. Additional emergency power supply with max up to 1000mAh,keeps you enjoying outdoor activity all day without any worry for battery.