In-ear Promate Lush Wireless Earbuds with Intelligent Touch and IPX5 Water Resistance: Technical Details: Version 5.1 of Bluetooth Profiles for Bluetooth: HSP, HFP, A2DP, AVRCP, and AAC Playing Time: 5 Hours; Charging Time: 2 Hours 40mAh is the earphone battery capacity. 230mAh is the charging case's battery capacity. Qualities: Real Wireless Earphones with Complete Autonomy: The most recent True Wireless