Description:<br />This innovative S-83U LED Shinning Wireless Bluetooth 2.1 Speaker is compatible with various of Bluetooth-enabled electronic products. Features with advanced Bluetooth， it sends great interference-free performance， excellent data rate， high quality and efficiency. This Bluetooth Speaker comes with rechargeable lithium battery for long time standby and run. What's more， the built-in Microphone will allow you to make and receive Hands-free calls and listen to the other person loudly through the speaker. TF card enables to expand its storage and download all kinds of music whatever you wanna. In addition， it features LED flash function， offering better using experience. In a word， it is time for you to invite everybody to join you and share the beautiful sound together with you.<br /><br />Main Features: <br />● Features bluetooth 2.1 technology， long transmission distance up to 10 meters<br />● Enjoy hands-free phone calls and music in the car， making your driving or trip more elegant and safer<br />● Compatible with all bluetooth enabled digital devices<br />● Built-in high capacity rechargeable Li-battery， charging by computer or other DC 5V<br />● Enable directly playing MP3 files in TF / micro SD memory card and U disk<br />● AUX input， support kinds of music sources <br />● Support earphone output<br />● Compact size of easy for carrying anywhere<br /><br />    Specifications<br />Primary Features<br />  Model: S-83U                                                  <br />                        Design: Fun， Stylish， Mini， Cool                                                  <br />                        Supports: TF Card Music Playing， LED Shinning， Microphone， Bluetooth， Hands-free Calls， Loudspeaker， Volume Control                                                  <br />                        Functions: Stereo， AUX Function， Songs Track                                                  <br />                        Compatible With: MP5， Laptop， Mobile Phone， Tablet PC， PC， TF/Micro SD Card， iPod， MP3， iPhone， MP4， PSP                                                  <br />                        Connection: Wired， Wireless                                                  <br />                        Interface: USB2.0， 3.5mm Audio， Micro USB， TF Card Slot                                                  <br />                        Audio Source: Electronic Products with 3.5mm Plug， Bluetooth Enabled Devices， TF/Micro SD Card                                                  <br />                        Color: Gray， Blue， Plum， Black， Red， Golden                                                 <br />Technical Parameters<br />  Bluetooth Version: V2.1+EDR                                                  <br />                        Protocol : A2DP， AVRCP                                                  <br />                        Transmission Distance: W/O obstacles >= 10m                                                  <br />                        Driver Unit: 45mm                                                  <br />                        Speaker Impedance: 4 ohm                                                  <br />                        Power Output: 3W                                                  <br />                        Freq: 280Hz-16KHz                                                  <br />                        S/N: 95dB                                                 <br />Other Parameters<br />  Power Source: USB， Battery                                                  <br />                        Input: 3.7V                                                  <br />                        Charging Time: 2hours                                                  <br />                        Battery Capacity: 520mAh                                                  <br />                        Operating Range: 10m                                                 <br />Dimension and Weight<br />  Product Weight: 0.176 kg                                                  <br />                        Package Weight: 0.203 kg                                                  <br />                        Product Size (L x W x H): 6.0 x 6.0 x 5.7 cm / 2.4 x 2.4 x 2.2 inches                                                  <br />                        Package Size (L x W x H): 7.6 x 7.6 x 6.1 cm                                                 <br />Package Contents<br />  Package Contents: 1 x S-83U Wireless Bluetooth 2.1 Handsfree Phone Speaker， 1 x 3.5mm Audio Cable， 1 x User Manual                                                 <br /><br /><br /><br />                                                                                            <br />