TWS T10S EARBUDS SPECIFICATIONS: Product number : TWS-T10S Bluetooth version: V5.0 Communication distance: 12 meters (no obstacles) Charging time: About 2 hours Standby time: About 120 hours Music time: About 4 hours type of battery: Lithium polymer battery supporting agreement: HEP/HSP/A2D/AVRCP/ Headphone battery capacity: 3.7V 45mAh Charge box battery capacity: 3.7V 300mAh Compatible with: iOS & Android devices With Finger Touch Controls