iDeaUSA Mini Portable Wireless Bluetooth Speakers, Rugged Speakers, Boombox, Subwoofer, Built-in Mic, Support SD/TF card, Waterproof For Hiking, Cycling and Running Multi-play Function: Adopted the newest Bluetooth 4.0 Technology strenghten the signal 2 times and guarantee the high fidelity sound. Plus, micro SD Cards supported, no need to have a bluetooth device always with you. Enjoy music anytime and anywhere. Plus, even you play the music in SD Mode, the bluetooth connection for your phone is still maintaining. One Touch for Everything: Pair in a few seconds with your iPhone IOS and Android Smartphone, tablet or music player. 3 buttons lets you switch between calls and music with one touch ease. Design with reset port, reboot the speaker when it does not work. Compact Design and Water Resistant: Definitely small enough, extremely portable. Plus, the metal hook on the side makes you can hang it to your backpack when you are hiking, cycling, camping or any other out exercising. What?s more, the rugged material is waterproof IPX4, you can even listen your music in showers, no fearing for water splashing. High Compatibility: Compatible with IOS Apple iPhone 6S/6/6plus//5s/5c/4s/4c/3/2 iPAD iPod, Android Smart phone; Samsung Galaxy S6/S5/S4/S3 Note 4/2/3; Galaxy Tablet; Nokia Toshiba Sony and BlackBerry Smart phone. Microsoft Windows OS and Bluetooth enable TV also compatible. One Year Warranty: Comes with 30 days money back guarantee and 1 year warranty. Our customer service and tech support will offer you the best customer service and products. Feel free to contact us whenever you have a question. We are always here to help you.