Wireless Phone Speaker,Funkysky Ultra Portable Bluetooth Speaker with Extral 2200 mAh Emergency Power Bank and Phone Stand:Deep Bass 6W+,Louder Volume,Perfect Speaker for Golf,Beach & Home Funkysky wireless phone speaker Bluetooth 4.0 speaker provides strong bass, stereo rock sound with built-in 6W speaker, You can enjoy HD clear music anywhere you like. Built-in rechargeable 2100 mAh battery, play music up to 10-15 hours, almost all day. More importantly, emergency power bank, can charge your cell phones when in urgent need in outdoor. Unique U- shape grooves design to hold phone or iPad. Free your hands. Watch videos more easily. ULTRA PORTABLE Only 1 inch thickness, Portable and suitable features guarantee better user experience when playing music indoor or outdoor hiking/biking. BUILT-IN MIC for handsfree, speaking calls from smartphones and iPhones.