High Quality,Best sounding Mini Ultra Portable Premium Sound Wireless Bluetooth Speaker with Rechargeable Battery - Enhanced Bass, Support Micro Tf Card and working with iPod, iPad, iPhone, Samsung Galaxy and any Android mobile Devices that are Bluetooth enabled with led light(K404-Grey) Small and beautifully designed, Dense alloy seamless steel tube fuselage, four polished, three-layer anti-rust coating, exquisite, solid and durable. Incredible sound quality lets you indulge in your favorite music, it is an ideal wireless solution to listening to your phone or tablet PC's music. High capacity built-in rechargeable battery, supports up to 7 hours of wireless playing time and convenient to carry, makes you freely enjoy the joy of music.Charging Time is 2-3 hours. Hands free function supports you answer your call without delay. Easy Bluetooth connection: Compatible With Bluetooth Enabled Devices: iPod, iPad, Tablet, laptops, Smart Phone. Compatibility: Support MP3,WMA,WAV,MGP,FLAC,APE and more music format, making you freely enjoy the music.