SERVO F24 PRO. ✦ Model : F24 PRO. ✦ Battery : 2500mAh. ✦ 2500mAh large capacity battery. ✦ OS: Android 8.1 Version. ✦ Android 8.1 Pure System. 4G LTE/B1/B3/B5/B8/B40/B41. ✦ Supports 4G networks, providing stable network connectivity.
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