MHtech 10W Wireless Bluetooth Speaker with Micro SD Card Slot, 8-12 Hours Playtime, Aux Input, Built-in Micro for Hands-free Call, Portable Speaker with Powerful Sound Deep Bass for Home Outdoor By two 5-watt amplifier, the multi-frequency compressors and powerful neodymium speakers ups and downs of sounds can only be enjoyed properly, be it for entertainment alone or celebrations such as barbecues Quality sound - with deep powerful bass - for an impressive listening experience via the full-spectrum, with this wireless, ultra-compact speakers enjoy MHtech quality sound anytime, anywhere portable Bluetooth speakers with great sound - Compatible with iPhone, iPad, iPod Touch 5th Generation, Samsung Galaxy, Galaxy Tab and Nexus 7, Micro SD Card The integrated 1800 mAh battery : 8-12 hours operating time. Delivery: 1x Bluetooth Speaker MHtech; 1x USB charging cable; 1x 3.5mm audio cable; 1x instructions