Blackview AirBuds 4

Weight: 40 g
Equipment: USB cable for charging; user guide
Design: Liners
Product color: White black
Description: Design: in-ear, device type: wireless TWS headphones, charging case type: USB Type-C, supported codecs: SBC
Width: 25.2
Height: 33.8
Additional Information: Compatible with Android, iOS and HarmonyOS; communication range up to 10 meters
Battery capacity: 35 mAh
Thickness: 225 mm
Standby time: 35 h
Talk Time: 3 h
Device type: Wireless tws earphones
Mount type: Without attachment
Maximum playback frequency: 20000 Hz
Minimum repeatable frequency: 20 Hz
Fast charging: 90 minutes
IP protection class: IPX7
Bluetooth version: 5.3
Membrane diameter: 13 mm
Supported codecs: SBC
Wireless connection type: Bluetooth
Case charging time: 22 h
Charging case height: 49.4 mm
Charging case depth: 25.3 mm
Case battery capacity: 400 mAh
Case charging type: USB Type-C
Charging Case Width: 58.2 mm
Weight of one earpiece: 4.2 g