Main Features:<br />Built-in Microphone， convenient to use<br />Enjoy hands-free phone calls and music in the car， making your driving or trip more elegant and safer<br />Wireless Bluetooth-enabled device connection<br />Compatible with all Bluetooth enabled digital devices<br />AUX input， support kinds of music source<br />Built-in lithium battery， extending the playing time for outdoor use<br />Conveniently charged via USB cable<br /><br />    Specifications<br />Primary Features<br />	 Brand: CKY                                                  <br />                        Model: BC129                                                  <br />                        Design: Cool， Mini， Multifunctional， Portable                                                  <br />                        Supports: Bluetooth， Hands-free Calls， Volume Control， Microphone， Loudspeaker                                                  <br />                        Functions: Stereo， AUX Function， Songs Track                                                  <br />                        Compatible With: MP5， Laptop， Mobile Phone， Tablet PC， PC， iPod， MP3， iPhone， MP4， PSP                                                  <br />                        Connection: Wired， Wireless                                                  <br />                        Interface: Mini USB， 3.5mm Audio                                                  <br />                        Audio Source: Electronic Products with 3.5mm Plug， Electronic Products with USB port， Bluetooth Enabled Devices                                                  <br />                        Color: Black， Green， Red， Blue                                                	<br />Technical Parameters<br />	 Bluetooth Version: V3.0+EDR                                                  <br />                        Transmission Distance: W/O obstacles 10m                                                  <br />                        Speaker Impedance: 4 ohm                                                  <br />                        Power Output: 3W                                                  <br />                        Frequency: 2.402 - 2.480GHz                                                	<br />Other Parameters<br />	 Power Source: Battery， USB                                                  <br />                        Input: 3.7V                                                  <br />                        Operating Range: 10m                                                	<br />Dimension and Weight<br />	 Product Weight: 0.120 kg                                                  <br />                        Package Weight: 0.170 kg                                                  <br />                        Product Size (L x W x H): 8.0 x 8.0 x 6.3 cm / 3.14 x 3.14 x 2.48 inches                                                  <br />                        Package Size (L x W x H): 9.5 x 9.5 x 7.5 cm                                                	<br />Package Contents<br />	 Package Contents: 1 x Speaker， 1 x USB Cable， 1 x 3.5mm Audio Cable， 1 x User Manual                                                	<br /><br /><br /><br />                                            <br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br />                                                <br />