XO BE37 wireless in-ear earphone with ultra long endurance with digital display

■ Bluetooth version: Bluetooth V5.2 Bluetooth chip: Jie Li (JL6976D4) ■Battery capacity 140mAH■TYPE-C charging time: about 20 minutes■ Talk time: Approximately 20 hours / Music time: Approximately 20 hours, Shutdown standby time: 6 months■ Charging overcurrent protection, short circuit protection■ Support Bluetooth protocol Hands Free 1.6-Headset 1.1-A2DP 1.2-AVRCP 1.5■ Default English prompt■Size: 56 (L) * 26 (W) * 19 (H) mmWeight: Approximately 19g ■Accessories: TYPE-C charging cable 1PCS■Product color: white / black