Chipset: Qualcomm MDM9615/WTR1605L/OM8018 External Access: LTE/DC-HSPA+/HSUPA/HSDPA/WCDMA/GSM Air standard: LTE Release9, WCDMA Rel'99+/HSDPA Rel 5 Max output power: LTE: 23dBm 2.7dB RF technology: zero intermediate frequency Power: Bettery: 3.8VDC +/- 10%