LPDDR4X, UFS 2.2. 120W charging. Typical capacity: 2500mAh (7.78V), equivalent to 5000mAh (3.89V); typical energy: 19.45Wh. Rated capacity: 2440mAh (7.78V), equivalent to 4880mAh (3.89V); rated energy: 18.98Wh. Theoretical 4G single-card standby time: the 8GB storage version machine can reach up to 20 days; the 12GB storage version machine can reach up to 17 days. Theoretical 4G Volte talk time: up to 16.4 hours for the 8GB storage version; up to 15.9 hours for the 12GB storage version. BT: SBC, AAC, aptX, aptX HD, aptX Adaptive, LDAC.