Introduction:This Portable Bluetooth Speaker combines high-end stereo sound with portability， letting you enjoy your music wirelessly anywhere you want. Bluetooth connectivity allows you to wirelessly play and control your music from Bluetooth devices and take calls hand-free directly through the speaker. A built-in rechargeable battery lasts for up to about 7 hours per charge， so you can enjoy your music all day.Features-Bluetooth: 2.1+EDR-Transmission distance:10m-Bluetooth Frequency:2.4-2.486GHz-Rated impedance��4.0hm-Speaker��2inches-Power: DC 5V-Rated power��3W-speaker:2inch-Frequency response��170Hz-15kHz-SNR:��78dB-Bluetooth audio sound， perfect sound quality and bass effect.-Built-in lithium battery， enjoy wireless music anywhere， anytime.-With 3.5m audio input jack， support micro SD card，support USB port-Support Bluetooth hands free function， easy to answer the phones-Support AUX audio input， applicable to many audio equipment，like telephone，computer，mp3etc.-With two-way controlling operation， easy and convenient for operation-Compatible with iphone， ipad， and any devices with Bluetooth functions-Bluetooth music controlling function， Colorful light follow music-Color: WhitePacking list:Packing Weight��330gPacking dimensions��11.7��11.7��9.7cm��L*W*H)Packing included:1x Bluetooth speaker(CPA0020Y-0021Y)1x 3.5mm Jack Aux in Cable1x Micro USB cable