Abusun Retro Bluetooth Speaker Full 360 Degree Powerful Sound HD Bass with Power Bank Function for iPhone, iPad,HTC etc 360 Degree Surround HD Sound Quality: Hi-Fi speaker with bass passive in side, you can enjoy clear, rich, balanced sound with powerful bass by dual 5W drivers. Premium retro design with durable aluminum alloy full metal textured shell, strong and compact, shock-proof. Latest CSR 4.0 Bluetooth and EDR technology: Quick and easy pair with your device through Bluetooth, you can take your music with you anywhere and anytime. Support handling incoming calls, and offer you smooth conversation. Built-in High Capacity Li-ion Rechargeable Battery for more than 6 hours long play time, up to 120 songs on a single charge. Built-in a large 4400mAh Power Bank support emergency charge, can charge most smartphones 2 times in a single full charge. Universal Compatibility: Compatible with iPhone, iPad, Blackberry, Nexus, Samsung, LG, HTC and other Bluetooth enabled devices. The 3.5 mm jack makes it a snap to plug in your iPod, MP3, PSP or other digital music player. One Year Warranty - 100% Satisfaction with no questions asked.