Product Description

Wireless version:V5.3 Wireless frequenty: 2.402GH-2.480GH Support Wireless profile: A2DP、AVRC、HSP、HFP Music time: about 4.5 hours (80% volume) Talk time: about 4.5 hours (80% volume) Battery: Lithium battery-3.7V,30mAh Charging box capacity: 300mAh Charging time: About 2 hours Charging voltage:DC5V-1A Battery cycle life: Charge and discharge cycle ≥300 times Charging port of charging box: Type-C

Bluetooth Version :V5.3 Unlimited Frequency: 2.402GH-2.480GH Support Unlimited configuration: A2DP, AVRC, HSP, HFP Music Playback time: About 4.5 hours (80% volume) Talk time: About 4.5 hours (80% volume) Battery: Lithium battery -3.7V,30mAh charging bin Battery capacity: 300mAh Charging time: about 2 hours Charging voltage :DC5V-1A Battery life: charging and discharging cycle is greater than or equal to 300 times Charging bin Charging port: Type-C