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Bluetooth Slusalice ST-13
Wireless Version: Dual-mode Bluetooth V5.0
Bluetooth Frequency: 2,4GHZ
Bluetooth Range: 10-20m
Battery Capacity: 45mAh
Standby Time: 60h
Playing/Talking Time: 3.5-4h
Charging Box Capacity: 320mAh
Automatical Pairing