Monster Airmars XKT08 Pro True Wireless Earbuds

Chip: JL6973D4
Bluetooth version: 5.3
Bluetooth Protocol: A2DP / AVCTP / AVDTP /
AVRCP / HTP / GAP / GATT
Speaker frequency response range: 20-20KHz
Speaker impedance: 32??15
Speaker size: ?13
Bluetooth distance: ?10 meters
Headset battery capacity: 33mAh
Charging case battery capacity: 300mAh
Headset charging time: 0.5H
Charging time of charging case: 1.5H
Headphone single playback time: 5H
Total playing time: 20H
Interface type: Type-C