Bekhic 3D-GS Bluetooth Speakers, Hi-Fi Portable Wireless Bluetooth Speaker, White German 3d sound technology, nice design, easy to take, work with iPad mini 1 2 3 4 / iPhone 4 4s 5 5s 6 6s plus, Samsung galaxy s5 s6 note 4 5 Two highly powerful 40mml total 6w acoustic drivers and ultra-small size produce a wide audio spectrum Built-in li-ion rechargeable battery for up to 10 hours of playtime Stereo and portable speaker, can connect with tf card/micro SD card, mp3, mp4, CD, DVD, iPod, iPhone, GPS, PSP, phones, table PC, U disk High power tiny aluminum diaphragm speaker, excellent sound quality