True Wireless Stereo (TWS) 5.0 wireless earbuds with 30 mAh rechargeable battery built-in. Listen to your favourite music wherever you are with this set of 2 True Wireless Stereo (TWS) 5.0 earbuds. These earphones have a built-in battery of 30 mAh, which gives you an approximate playing time of 3 hours. Place them in the 250 mAh charging station to charge them on the go. For the charging station a micro USB cable is included. The charging box has a built-in phone holder, so you can easily watch videos, make video calls or live-stream on your smartphone.