DS-1190 Portable Bluetooth Speaker (Coffee) Color: Coffee Sensitive touch control (like Apple Nano click wheel) Intelligent voice prompt, Impressive Super Bass 2.0 stereo speaker system with dual Ndfeb drivers and passive radiators TECH SPECS - - Operating distance: 30 ft / Bluetooth profile: 3.0 A2DP / Battery: Lithium 3.7v, 1000mAh / Charging Port: MINIUSB / AUX Port: 3.5mm .