TWS L-31 Wireless Bluetooth v5.1 Headset. It’s time to take your music-listening experience. High-Quality Material with Styles & lightweight design. Perfect fit & comfortable in your ear, for all-day wearing with no distractions. fast pairing, Calls & listening to music on the go takes a turn for the better. Easy to Carry & secure, stay firm in place even when you are working out or running. Advanced Bluetooth technology ensures a steady wireless connection without a call and music.