1. Micro SIM Card Slot: This 4G LTE USB WiFi modem is designed with Micro SIM card slot, Plug and play, no need to install CD driver. Aiming to provide users with 3G/4G high speed Internet access.2. 150Mbps High Speed: This SIM WiFi router allows you to enjoy fast experience by up to 150Mbps wireless connection. Applicable to Southeast Asia, Africa and the Middle .3. Up to 10 Devices: This 4G wireless router supports up to 10 devices at the same time, and it supports 3G and 4G , suitable for phone, tablet, computer and TV.4. 1500mAh Battery: This SIM WiFi dongle has inbuilt 1500mAh battery that supports up to 10 hours standby. Lightweight and slim design ensure portability5. Easy to Use: This portable 4G router can be easily used, just slide the back cover and remove it to install a Micro SIM card. Then you can enjoy stable and fast 4G and signal.Spec:Item Type: 4G WiFi RouterMaterial: ABSColor: WhiteBattery Type: 1500mAh Lithium Battery(Battery Included)Type: Card Plug InCard Slot: Micro SIM Card Slot (Card Not Included)4G FDD: B1/B3/B5/B403G UMTS WCDMA Band: B1Speed: Up to 150Mbps Download, Up to 50Mbps UploadWiFi: Supports 802.11 b/g/n, 2.4G Band4G Speed: 150Mbps DownlinkSystem Supported: Supports for Win, for LinuxShare: Up To 10 UsersApplicable Region: Applicable to Asia, Southeast Asia, Africa, the Middle How to Use:Remove the back cover and install Micro SIM card to use.Package List:1 x4G WiFi Router1 x Battery1 x Charging Cable1 x User ManualNote:It is recommended that customers choose SIM card with full frequency band, so that the use of it will be very smoothing, it is not recommended to use only one or two frequency band, it is best to use 3 or more bands.