For 70 years, Body Glove has been a beacon of innovation and adventure. Water resistant IPX-4 Sport Earhooks stay in place while you're on the go. Playing time: up to 4 hrs; Charge time: 1.5 hrs. Bluetooth Range: 30 ft.; Speaker: 10mm. Frequency response: 100-2000Hz;32O Battery capacity(Charging case): 500mAh; Battery capacity(Earbuds): 60mAh.