Original MEIZU lifeme mblu G2 Dual-Mode Fast Noise-Cancelling Earbuds

Meizu lifeme mblu G2 Dual-Mode Fast Noise-Cancelling Earbuds
2.4G Quick Connect Module | ANC Hybrid Noise Cancellation | 13mm Bamboo Fiber Composite Diaphragm | 25ms Ultra-Low Latency

Specifications
Bluetooth Version: BT 5.3 
Impedance: 32Ω
Max Power: 5mW 
Sensitivity: 112dB
Driver Diameter: 13mm 
Earbud Battery Capacity: ≈40mAh
Charging Case Battery Capacity: ≈400mAh
Frequency Range: 20Hz-20kHz 
Mic Sensitivity: ~42±3dB
Bluetooth Range: 10m
Package Contents: Earphones × 2 / Charging case × 1/ Charging cable × 1 / Ear tips (L/S) × 2 / Dongle × 1/ Owner's manual × 1

Battery Life
Normal Mode (BT) | Earbuds ≈6h, Case + Earbuds ≈30h
Noise Cancelling (BT) | Earbuds ≈5h, Case + Earbuds ≈25h
Normal Mode (2.4G) | Earbuds ≈5h, Case + Earbuds ≈25h
Noise Cancelling (2.4G) | Earbuds ≈4h, Case + Earbuds ≈20h