Chipset: UMS9117

Bands: 2G,GSM,850/900/1800/1900, (B3 /2 / 5 / 8 ) 

3G: WCDMA (B4 / 2 / 5  /  8 ) 

4G: FDD  (B4 / 2 /3 / 5 / 7 /  8 / 28) 

Working voltage:  AC220V, 50Hz, DC5V

Emergency battery: Li-ion Rechargeable Battery ,1000mAh 3.7V.

Stand-by time : 100-120 hour

Duration of talk: 2-4hr

Display: 128X64 dot-matrixed, black & white

Dual SIM/Single SIM: Single SIM