Oppo Enco Air 2 Pro Earbuds, 12.4mm Drivers

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  • 12.4 mm titanized diaphragm driver
  • Active noise cancellation
  • AI noise cancellation for calls
  • Up to 28 hours of listening time


Form factor: True wireless earbuds
Earbuds model: ETE21
Colors: White, Gray
Charging case model: ETE22
Sound quality
Dynamic driver: 12.4 mm
Speaker sensitivity: 110.5 ± 3 dB at 1 kHz
Frequency response range: 20 Hz to 20 kHz
Bluetooth codec: AAC/SBC
Noise cancellation
Mode: Noise cancellation/Transparency
Noise cancellation for calls: Dual-mic, AI noise cancellation
Microphone sensitivity: -38 dBV/Pa
Version: BT 5.2 Range: 10 meters
Type: Rechargeable lithium-ion battery
Capacity: 43 mAh (earbuds)/440 mAh (charging case)
Music playback time (AAC, default settings, 50% volume):
Noise cancellation on: 5 hours (single charge); 20 hours (charging case)
Noise cancellation off: 7 hours (single charge); 28 hours (charging case)
Charging time*: 90 minutes (earbuds) / 120 minutes (earbuds + charging case)
Charging port: USB Type-C
Charging input (charging case): 5 V⎓1 A
Charging output (charging case): 5 V⎓200 mA
Weight & dimensions
Single-earbud weight: 4.3 g (± 0.2 g)
Charging case weight: 41.8g (± 1g)
Product weight: 50.4g (± 1g)
Charging case dimensions: 66.84 x 51.45 x 25.04 mm
Water and dust resistance
Water and dust resistance (earbuds): IP54


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