T13 Airbuds ANC & ENC with Digital Display

• Bluetooth version: 5.3
• Transmission distance:>10 meters
• Headphone battery capacity: 30mAh
• Charging box battery capacity: 350mAh
• Speaker:13mm
• Speaker impedance: 32Ω
• Music listening time: about 4 hours
• Call time: about 4h
• Standby time: about 48h
• Charging time: about 2h
• Charging the earphones in the warehouse: about 1.5h