What are True Wireless Stereo Earbuds? It\'s a pair of premium earbuds that can be connected wirelessly to your device! They have absolutely no wires to get tangled up in. About the product These earbuds have instant wireless connectivity with a range of 10 metres. They come in a hard carry case which charges the buds when they\'re inside it. On a full charge, these earbuds have a playback time of up to four hours and a standby time of up to 40 hours. How are they powered? The buds have internal batteries which charge through the carry case. The carry case itself has a 400 mAh battery that charges via the included micro USB charging cable. Why you should buy it No more cables getting tangled in your pocket! Order your H.e. True Wireless Stereo Earbuds now! | H.e. True Wireless Stereo Earbuds - Black