Bluetooth 5.0 Technology- This technology maximizes the performance and stability. Bluetooth 5.0 also reduce the power consumption. Simple To Pair And Mulita-Function Use - One step pairing, take out the earbuds from the case and they are ready to connect to your phone. Comfortable Design - Ergonomic shape ,perfect fit within the ear to maintain comfortable wear for a long time. HD Stereo Sound - The music output is HD stereo audio that will make you not want to quit listening. Solo is so light weight that you can wear it for longer duration without even realising that you are wearing it. For any product related query, service and warranty contact 99911 08081 or write to info@hammeronline.in