Letv LeEco L4 wireless headphones

Equipment: Wireless headphones, charging cable, instructions, box.
Design: Liners
Description: Design: in-ear, device type: wireless TWS headphones, charging case type: USB Type-C, supported codecs: AAC, SBC
Talk Time: 3 h
Device type: Wireless tws earphones
Bluetooth version: 5.0
Supported codecs: AAC, SBC
Wireless connection type: Bluetooth
Case charging time: 1 hour
Case battery capacity: 300 mAh
Case charging type: USB Type-C