Earphone jack: 3.5mm earphone jack. 1 User Manual. System: for 13. SIM card: Dual SIM card, support 4G call. BT 4.2: Support compatible with BT3.0, BT2.1+EDR. Wi-Fi: IEEE 802.11 b/g/n/ac. Data link: 4G: FDD LTE TDD LTE; 3G: HSPA+, HSDPA 21M, HSUPA 5.76M, GPRS class 12/EDGE; 2G: GPRS class 12/EDGE.
eBay