Bluetooth Speaker,icoox Wireless Speakers for Computers & Smartphones - Good Bass CSR4.1 Bluetooth Protable Speaker (2nd Generation) with 10+ Hour Playtime (Peach Wood Color) Special appearance design with peach wood laminated(not real wood); Awesome sound quality with good bass and Bluetooth CSR4.1 technology built-in; Long life span Li-ion battery(1500mAh) for long playing time 10+ hours; Calls sound quality is stable and pure with electronic noise reduction technology; Mini, light and portable for enjoying music when walking, traveling and small party;