Blu Win JR LTE X130Q 4GB 4G LTE Grey Unlocked GSM Windows OS Phone 4.5 512MB RAM Technology: 4G LTE Built-in Storage: 4GB Operating System: Microsoft Windows Phone 8.1 (planned upgrade to Windows 10) Part Number: X130Q GREY Mobile Frequencies: 2G: GSM 850 / 900 / 1800 / 1900 (SIM 1 & SIM 2) 3G: HSDPA 850 / 1700 / 1900 / 2100 4G: LTE 700 / 1700 (AWS) / 2100 / 2600 (Bands 4, 7, 17) Data transfer: GPRS, EDGE, HSDPA, LTE, Wi-Fi Form Factor: Bar Phones Dual SIM: Yes |