Internal 256GB 8GB RAM. 1x Smartphone. Network Technology GSM / CDMA / HSPA / EVDO / LTE / 5G. 5G bands 1, 7, 28, 41, 66, 71, 78, 258, 260, 261 SA/NSA/Sub6/mmWave. Speed HSPA, LTE (up to 7CA), 5G. Samsung DeX, Samsung Wireless DeX (desktop experience support).