4g smartphone dual sim phone android phone series bq aquaris display size 52 inch display resolution 1920 x 1080 pixels display resolution full hd display type ips touchscreen multitouch capacitive display characteristics in cell quantum color anti fingerprint 25d glass display display properties scratch resistant display material dinorex pixel density 424 ppi brightness 650 cdm contrast 10001 ram 4 gb internal memory gb 64 gb usable