OPPO Enco X

Enco X True Wireless Noise Cancelling Earphones
Black | White*
The above image is for reference only. Please refer to the actual product for all criteria.
Earphone
Type:In-ear True WirelessModel (earphones):ETI51Colour:Black/WhiteModel (charging case):ETI52
Audio quality
Driver:φ11mm dynamic driver + φ6mm balanced membrane driverSpeaker sensitivity:104dB @1 kHzFrequency response range:20 Hz-20 kHzAudio codec:Audio codec LHDC / AAC / SBC
Noise cancellation
Noise control modes:Max Noise Cancellation /Noise Cancellation/Transparency/Noise Cancellation Off
Bluetooth
Binaural Low-Latency Bluetooth® Transmission:SupportedBluetooth version:BT 5.2Effective Bluetooth range:10 m
Battery Life
Battery type:Rechargeable lithium-ion batteryBattery capacity:44 mAh (earphones)/535 mAh (charging case)Music play time (50% volume)*:Strong noise cancellation mode: 4 h (single charge)/20 h (with charging case),Noise cancellation off: 5.5 h (single charge)/25 h (with charging case)
Charging
Cable Charge Time*:80m (earphones)丨110m (charging case)Charging port:USB Type-CWireless charger:Qi wireless charging supported.
Size
Weight (each ear):4.8g (±0.2g)Weight (charging case):42.5 (±0.5g)Weight (entire device):52.5 (±1g)Charging case size (length * width * thickness):66.3*49*21.7 mm
Water and dust resistance
Water and dust resistance - Earphone:IP54