Bass Are Cordless Earphones with 50 Bt. the Storage Case is Also a Charger (300 Mah), Which Makes the Bass Practical & Easy to Take Everywhere. with Autonomy Up to 6H & Charger Time of 2H. Supplied in a Black Gift Box with a Usb_&_Usb-C Charger Cable. 68 x 39 x 28 Mm; Certificates Available: Msds, BPA Free, Red Minimum Quantity: 1