Operating time: up to 11 hours
Total playback time with charging case: up to 42 hours
Headphone charging time: 1 hour
Charging case charging time: 2 hours
Quick Charge: 10 minutes charge = 4 hours playback time
Battery capacity: 85mAh x2 (earbuds), 750mAh (charging case)
Input: 5V ⎓ 1.2A
Output: 5V ⎓ 0.5A (0.25A per port)
Charging port: USB-C
Calls: 4 microphones with AI Clear Call technology for clearer, noise-free audio
Water resistance level: Earphones are IPX7, the charging case is not waterproof
Sweat-resistant: SweatGuard
Driver unit: 14mm dynamic drivers
Frequency response: 20Hz - 20kHz
Impedance: 11Ω
Bluetooth version: 5.3
Bluetooth range: 10 meters
Soundcore App: Yes
Controls: Touch
Color: Black
Model: A3872H11
Brand: Anker
Warranty: 2 years