Volkano Boomerang Series bluetooth earphones
Bluetooth Wireless Athletic Earphones with Dynamic In-Ear Controls
Specifications:
- Driver Size: 10 mm
- Frequency: 20 Hz - 20 kHz
- Impedance: 16
- Sensitivity: 42 dB +/- 3 dB
- Bluetooth Version: v4.1
- Battery Capacity: 100mAh
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