LOBKIN 1118 Bone Conduction Wireless Headphones User Manual
LOBKIN 1118 Bone Conduction Wireless Headphones Specifications Model : X21 Bluetooth version :V5.3 Bluetooth protocol :A2DP/AVRCP/HSP/HFP Connect distance :10m/33ft Built-in memory :32G Playback time Up to :8H Standby time About :240H Charging time About :2 hours Charging voltage :5V Waterproof…