Model: L2 Bluetooth version: 5.0 Use of wooden boards: 8-15 meters Headphone battery capacity: 50 mAh + 50 mAh Headphone charging time: about 30 minutes Single listening time: about 4 hours Single ear weight: about 3.9 grams Charging warehouse capacity: 350 mAh Charges for headphones: about 3 times
