Product detailsDetails?1. Product weight: 5-6g (single earphone).2. Working time: about 4-5 hours.3. Standby time: about 200hours.4. Charging time: 1 hours.5. Single earphone battery capacity: 40mAh.6.Charger Box Betty: 2000mAh.7. Wireless distance: 10m.8.Bluetooth version:Bluetooth 5.39.Dustproof performance:IP4X10.Headphone category: True wireless headphones11. Compatible mobile phones: Compatible with ios, Android, and other smart phones? ?Package Includes:2 x mini Bluetooth Headphones(left and right earphones)1 x Charging box1 x USB Charging Cable1 x User Manual4 x ear cap