PINGKO Mini Bluetooth Speakers with Mic,3.5mm Aux, Enhanced Bass, Super-Portable Wireless Speaker Micro SD Card Support - Black Extremely Portable: Small, stylish, compact, and fits easily into your bag or pocket so you can use it on the go. Superior Sound Quality: Experience your music in full-bodied stereo realized through dual high-performance drivers and a unique spiral bass port (patented). Less than 1% total harmonic distortion ensures enhanced clarity and fidelity. Universal compatibility: Android and iPhone tablets, smartphones, iPods, MP3, MP4 and other Bluetooth enabled digital players. Easy Access : Handfree Talking / Volume up / Volume down / fast forward (skip) / Backward / Pause / Play / Power buttons What You Get: PINGKO Bluetooth speaker, Micro USB charging cable, welcome guide, our worry-free 18-month warranty and friendly customer service.