Specifications
Model: True Wireless Bluetooth Earbuds FW1
Bluetooth chip: Qulacomm QCC3020
Bluetooth version: V5.0
Supported protocol: HSP/HFP/A2DP/AVRCP
 
Supported codec: SBC/AAC/aptX
 
Standby time: ≥80H
 
Call duration: about 7H
 
Music playing duration: about 7H
 
Charging time: ≤2H
 
Bluetooth distance: ≥10m
Driver: Knowles Balanced Armature
 
Frequency response: 20Hz~20kHz 
 
Battery capacity (charging case): 420mAH 
 
Unit weight: about 4.3g