iKANOO BT014 Portable 3000mAh Power Bank Bluetooth Speaker with Microphone

Bluetooth 3.0 wireless technology for wireless music stream from any Bluetooth-enabled devices
High-capacity external battery power bank for charging mobile devices
3000mAh Portable Battery Charger to Charge 1.5 times for iPhone 5S
Aux input for non-Bluetooth audio devices
Built-in microphone for hands-free calling
Volume control and hands-free calling button
Powerful bass
Charge via USB port