Junjiada Bluetooth Speakers Stereo 20W Speaker (Dual 10W Drivers, Dual Passive Subwoofer, Strong Bass, Aluminum-Alloy, Bluetooth 4.0, Built-in Microphone, 4000mAH Battery) Wireless Portable Speaker You will find fashion, compact, functional,powerful on this speaker. Features two 10W speaker, 20-watt (total) drivers and a large speaker cavity for excellent sound. Built-in 4000mA Rechargeable Battery for up to 20 hours of playtime. Built-in microphone for hands-free speaker phone calling Easy to pair - No code/pin needed Broad Compatibility: Quick pairing through Bluetooth with iPhone, iPad Mini, iPad 4/3/2, iPod, Blackberry, Nexus, Samsung and other popular smartphones. Plays all Audio devices through 3.5mm Aux in Jack. Equipped with the advanced Bluetooth 4.0 technology, compatible with all Bluetooth-enabled devices (Bluetooth V2.1 and over). Bluetooth speakers connect to any Bluetooth-enabled device from up to 30 feet (10 meters) away or by 3.5mm stereo cable (included). Connect your best wireless speakers through Bluetooth and stream music, games, movies, TV, and phone calls;