Proxelle Mini Wireless Bluetooth Waterproof Speakers IP67, Clip Loud Speaker Floats on Water, Pocket Size Hands-Free Talk for Outdoors, Indoors, Beach, Rugged, Ultra-Portable [Blue] Crystal clear sound quality: Better-than-ever-before Bluetooth 4.0 technology and aux audio input gives a big voice to this mini speaker Ultra portable: Small and lightweight weighing only 7 ounces and 4.3 inches long, you can easily slip this powerful speaker in your pocket or purse Both Apple and android devices pair up with this speaker in seconds - and even better, you can connect up to two devices at the same time