Hoco EQ1 Music guide true wireless BT headset - Black

"1, Bluetooth 5.3; chip: JL AC6983D2 2, Battery capacity: charging case 400mAh; Headset 40mAh 3. Use time: 7 hours; Standby time: 180 hours 4, Size: 50*50*25mm; Total weight: 37g 5. Charging case with LED digital power display 6, support master-slave switching, summon Siri"