Key Features: Bluetooth Specification: Bluetooth V5.0 JL6936D Charging time about 1 hour Battery capacity 200mAh (charging case); 30 mAh (single ear) Talk music time 3 hours; Standby time: 150 hours Size: 60.6 * 45.2 * 21.7mm; total weight: 32g; 3g (single ear) Support the pop-up window of Apple mobile phone (iphone7 and later versions of iOS system upgrade to 13.2 version), support iPhone to change the Pairing name, support “Hey, Siri”; in-ear detection support music playback, support Apple phone “Find App” “Positioning; three true power display of charging compartment / left and right earphones(With black silicon sleeve) Charging compartment supports wireless charging function