Portable Wifi Device 3200mAh Large Capacity Battery 4G Wireless Network Card 150Mbps High Speed Mobile Portable WiFi Item Type: Portable Wifi Device Material: ABS Battery: Built in Lithium Ion Battery, 3200mAh SIM Card Slot: Suitable for Micro SIM And for Nano SIM (Card Not Included) (Please Insert The Correct Size Card, A Small Size Card Can Be Reduced To A Large Card With The Card Sleeve) Number Of Support: Support 10 User Connections European Version Frequency Band: LTE: B1, B3, B5, B7, B8, B20, B28, B38, B40, B41 Processor: 7520V3 LED Indicator: Signal / Battery / WIFI Wireless / SMS Text Message Button: 1 x Power 1 x WPS WIFI: 802.11 b/g/n Antenna: Internal Size: Approx.59 x 94 x 14 mm / 2.3 x 3.7 x 0.5in (Manual Measurement Has Errors) Operating System: for Windows XP, for Windows Vista, for Windows 7, for Windows 8/8.1, for Windows 10, for OS X 10.7+ Language: Chinese and English