Junyo Mini USB Charging Portable Wireless Hands Free Stereo Hanging Bluetooth Speaker Bluetooth Audio Sound, Perfect Sound Quality and Bass Effect With 360 Stereo Sound, Unique Dual Membrane, Super Bass Sound Quality With Aux-in Function, Hands Free Function, Easy to Answer the Phone Wirelessly Read Micro SD Card or U Disk in Mp3 Format With Hanging Design for Outdoor Activities, Easy and Convenient to Carry