You&acute;d better seize the chance to have this B3300 Hands-free Bluetooth V4.1+EDR Wireless Headset! For its performance， with high-tech Bluetooth ensures the strong signal intensity of this headset. And with sophisticated chips， this headset features stable performance and fast transmission. Thanks to its ergonomic design， it perfectly fits ear canal for providing comfortable and convenient wearing. All in all， it is characterized by its good noise reduction and good sound quality. It surely is highly compatible with many digital devices!                                    Features             Bluetooth V4.1+EDR shapes strong signal intensity， with excellent sound quality<br> Ergonomic design fully fits ear canal， comfortable and convenient to wear or remove<br> Great noise reduction technology， promoting audio transmission<br> Professionally energy-saving circuit design， keep continuous working<br> Perfectly compatible with laptop， cellphone， PC and so on<br> Wireless bondage， free you from restraint for enjoying wonderful music <br>                                                            Specifications             Bluetooth Version     V4.1+EDR    <br> Bluetooth Mode     Hands Free / Headset    <br> Operating Distance     10M    <br> Transmission Power     Class2    <br> Output     DC 5V    <br> SNR     -98dB    <br> Profiles     A2DP， AVRCP， HSP， HFP， APTX     <br> Color     Black    <br> Dimensions     (1.42 x 0.71 x 0.59) " / (3.6 x 1.8 x 1.5) cm (L x W x H)    <br> Weight     0.42 oz / 12 g     <br>                                                             Package Includes            1 x Bluetooth Wireless Headset<br>1 x USB Cable<br>