Brand: Hoco Model: EW201 Bluetooth 5.4 chip: JLAC6983D2 Battery capacity: charging case 320 mAh, headset 30 mAh Usage time: 4 hours Dimensions: 49*47*25 mm; Total weight: 43.7 g Supports master-slave switching, music up and down switching, Siri summoning and other functions”
