Bluetooth version: Bluetooth 5.0
Battery capacity: 50 * 2 + 2 000mAh charging compartment
Call duration: 4 hours
Frequency: 20Hz-20KHz
Compatible: A2DP / HFP / HSP / AVRCP
Speaker specification: 5.7mm
Music duration: 4 hours
Frequency response: 95db
Bluetooth distance: 10m
Verification Code