Tektalk Portable Wireless Bluetooth Speaker Support SD/MMC Card,USB Port(MP3 Format) FM Function Works with iPhone, iPad, iPod, iTouch, Samsung, Blackberry, MP3/4, PSP, Computer PC, Notebook, Mobile and other Device &ndash; Black Suitable for these equipment: iPhone, iPad, MacBook, Samsung Galaxy s4 and s3, Galaxy Note, Amazon Kindle Fire HD and all tablets, Smart Phones and PCs Removable Battery: Li-Ion Rechargeable Battery for 40-60 minutes of playtime. Touch screen control, there is also a small remote manual control General applicability: Compatible with all Bluetooth-enabled devices. 3.5mm audio port for non-Bluetooth devices. Size: 180x70x70mm. Multi-hole silicone protective layer to avoid slipping and spread the sound barrier-free Package contents: Portable Bluetooth Speaker, micro USB cable, audio cable, user manual.