3G WCDMA 850 / 900 / 1900 / 2100 MHz ; 4G LTE B1 / B3 / B5 / B7 / B8 / B20 / B28 / B38 / B39 / B40 / B41 *****Please check with your carrier for compatibility. We are not responsible for any incompatible issues.
Dual Nano SIM ; 4G LTE does not work in the US ; 3G works with AT&T and AT&T based GSM carriers ; DOES NOT work with Sprint, Verizon, U.S. Cellular and all other CDMA carriers ; LTE compatibility: This is international stock, varies per carrier (ensure to check with your carrier before purchase)
Qualcomm MSM8996 Snapdragon 821 Quad-core (2×2.15 GHz Kryo & 2×1.6 GHz Kryo) CPU ; 128GB ROM, 4GB RAM ; Supports microSD, up to 2 TB (uses SIM 2 slot) ; 3000 mAh battery.
Main Camera: 12 MP (f/1.8, 1.55 µm), OIS, phase detection & laser autofocus, dual-LED dual-tone flash; Front Camera: 16 MP, 1080p, Auto-HDR.
5.7 inches, Super LCD5 capacitive touchscreen, 16M colors.
Package Content : HTC U Ultra (U-1u) , Earphone , Charger , Data cable. PLEASE NOTE: this is an international version of the phone that comes with no warranty in the US.