Model no:OWS-I20
Bluetooth version: V5.4
Bluetooth chipset: JL
Bluetooth protocol: HSP / HFP / A2DP /AVRCP
Transmission distance: 10 meters
Play/talk time: 4-5 hours
Charging time: within 2 hours
Headphone battery: 30mAh Charging case: 300mAh
Speaker size: 10mm
Speaker resistance: 16Ω
Waterproof rating: IPX4
Weight: 34g