100% Brand New.Color: BlackMain Size: 5 x 2.7 x 1.4 cm/1.95 x 1. 05 x 0.55" (Approx.)The USB cable length:100cmBattery Capacity:100mA/3.7VFrequency range 2402MHz-2480MHzNoise Rtio:>75dBSupports Bluetooth V3.0+EDR and Bluetooth 2.1， Bluetooth 2.0， 1.2， and 1.1 backward compatibility.Operating range 10m-20m (Depends on environment).3.5mm audio out.Can answer calls.Supper low power charge standby.LED indicator.Micro USB charging.Share your music wirelessly from mobile phone， Notebook， PC， tablet PC， iphone and other Bluetooth device when connect with Aux speaker.Built-in microphone with Bluetooth hands free function.It will redial after press the button twice.Built-in high capacity lithium battery 100mAh.Compatible Models :Android Smartphone's， Apple iPhone， iPod Nano， iPod Touch， Samsung Galaxy， Blackberry， HTC， LG， SONY， Tablets， MP3 Players & MorePlug the car kit into the auxiliary input of your vehicle. If necessary， use the audio dock to relocate your auxiliary input to a more accessible location. Using the car speaker to enjoy music and the phone call.NOTE:Please charge your device before first time to use. Otherwise some functions will not work.The pictures are of the actual products. But due to the different light and monitor setting. Minor color difference maybe existed. Please understand and thank you very much.Package Content:1 x Bluetooth Receiver1 x User Manual1 x Micro USB charging cable