APIE Portable Wireless Bluetooth Speaker Enhanced Bass Built-in Microphone (Alarm Clock, FM Radio, LED Diaply) Dual Speakers Ultra Bass Sound Stereo System: Enjoy crisp, clear audio with impressive volume powered by 10W total acoustic drivers ALL-IN-ONE DESIGN: This heavy duty speaker is so much more than a speaker. It's a Bluetooth Speaker with enhanced bass, has a built in microphone for hands-free phone calls, an alarm clock, FM radio and bright LED display Full and High-Def Sound Quality: Hi-Fi comparable speaker engineered with 3D dynamic sound technology, hundred times of tests to find suitable material for cone diaphragm. Fast Recharge: With 2000mAh (5W X 2) built-in Lithium-Polymer battery, you can enjoy 10 hour of non-stop music at 80% volume, three times longer than similar-sized portable speakers. Recharge in just 3 hours using the original Micro USB cable. Broad Compatibility: Quick pairing through Bluetooth with iPhone, iPad Mini, iPad 4/3/2, iPod, Blackberry, Nexus, Samsung and other popular smartphones.