Specification:
Brand: Xiaomi
Name: MI True Wireless Earbuds Basic 2S
Model: BHR4273GL
Type: TWS (True Wireless)
Design: In-Ear
Bluetooth
Version: 5.0
Effective distance: 10 meters
Protocols: HFP / A2DP / HSP / AVRCP
Microphone: Yes
Battery
Headphone capacity: 46 mAh (each)
Charging case capacity: 600 mAh
Autonomy in playback mode:
Up to 4 hours (a single charge of the headphones)
Up to 20 hours (with all charges in the case)
Autonomy times depend on the conditions of usage, such as the volume level, the type of file, etc.
Headphone charging time: 1.5 hours approx.
Charging time of the case: 2.5 hours approx.