■ Bluetooth: V5.0
■ Solution: Atmosic(US)
■ Certificate standard: MFi
■ Buzzer: 90dB Max
■ Material: ABS+PC
■ Battery: CR3032 500mAh
■ Waterproof: IP67
■Standby time: 60 months
■ Size: 43.8*38*8mm
■ Compatibility: iOS and Android
