Chipset: Qualcomm MDM9215(MDM9615)/WTR1605L/PM8018 External Access: LTE/DC-HSPA+/HSUPA/HSDPA/WCDMA Air standard: LTE Release9, WCDMA Rel'99+/HSDPA Rel 5 Max output power: LTE: 23dBm 2.7dB RF technology: zero intermediate frequency Power: Bettery: 3000mAh/ 3.8 Li-ion Charger:5V +/- 10%/2A