Main Features:<br />Bluetooth multipoint transmitter<br />Connecting directly Micro USB interface or 3.5mm audio cable can easily make the common sound-box become Bluetooth sound-box<br />Compatible with Bluetooth 4.0<br />Supports digital products using Bluetooth， such as iPad， iPhone 6 / 6 Plus 5 5S 4 4S， Bluetooth cell phone， Bluetooth PC， PSP<br />Supports simultaneously connect two Bluetooth devices， eg. one BT speaker and BT headsets<br />Exquisite round design with perfect process， more smaller and lighter<br />Built-in 500mAh battery<br />Working Time: 6h<br />Charging Time: 1.5h<br /><br /><br /><br /><br /><br /><br /><br />    Specifications<br />General<br />  Type: Other                                                  <br />                        Features: with Bluetooth                                                  <br />                        Bluetooth Version: Bluetooth4.0                                                  <br />                        Receiver Compatible models: Nokia 920， HTC M7， Xperia Z3， Nokia 925， HTC M8， S4 I9500， Z3 Compact， LG nexus 4， LG Nexus 5， S3 I9300， Lumia 830， iPhone 5C， LG G3， Note2 N7100， Mate 7， Galaxy Note 4， Sony Xperia Z， HTC 8X， Samsung Galaxy S5 i9600， Samsung Galaxy Note 3 N9000                                                  <br />                        Compatible System Version: iOS 8， Android 3.2， iOS 7， Android 4.0， iOS 5， Android 4.1， iOS 6， Android 4.2， iOS 4， Android 4.4， Android 3.1                                                  <br />                        Color: Black， Silver                                                  <br />                        Material: Plastic， ABS                                                  <br />                        Battery Capacity (mAh）: 500mAh                                                  <br />                        Effective Range: No Less Than 10m                                                 <br />Specification<br />  Product weight: 0.015 kg                                                  <br />                        Package weight: 0.089 kg                                                  <br />                        Product size (L x W x H) : 4.6 x 4.6 x 1.1 cm / 1.81 x 1.81 x 0.43 inches                                                  <br />                        Package size (L x W x H): 11.8 x 9.1 x 2.5 cm / 4.64 x 3.58 x 0.98 inches                                                 <br />Package Contents<br />  Package Contents: 1 x Bluetooth Receiver， 1 x USB Cable， 1 x 3.5mm Audio Connecting Cable， 1 x English User Manual                                                 <br /><br /><br /><br />                                                <br />