The DANIU DS-7612 Bluetooth speaker lets you enjoy your tunes in high definition and amazing sound with latest Bluetooth wireless technology. Multichannel Connectivity Bluetooth / SD / AUX allows you to give complete freedom of playing your tunes in every format from from Bluetooth devices, AUX enabled devices and you can also listen to your music from SD memory Cards. Lively & accurate sound with High Bass / Vocals / Highs, 15W powerful speaker and a high capacity 3.7V 2000mAh Li-ion rechargeable battery for extended playback time. Features: Work for all the bluetooth mobile phones. Hands free Support Micro SD card (T-Flash card) Standard 3.5mm Audio Input supporting mobile phones, computer etc. Clear FM Radio (87.8-108MHZ). Specifications: Battery: 2000mA Receiving Range: 10 Meters Rated Power: 15W Net Weight: 1060g Size: 243 x 250 x 170mm Sound Channel: 2.1 FM : Yes Micro SD: Yes USB: Yes SNR: ?95dB Frequency Response: 60HZ~18KHZ What's in the box 1. 1 x DANIU DS-7612 Bluetooth Wireless Speaker 2. 1 x User Manual 3. 1 x Charging Cable