Specifications: 3G/4G hotspot for WCDMA, CDMA2000. Compatible with all the operating system. Automatically recognize ADSL/DHCP and WAN/LAN without any preset. Supports the number of 20 users to wireless network access at the same time. Type: 3G 4G Wireless Router Color: Black Material: Plastic Shell Transmission Rate: 150Mbps Network Protocols: IEEE 802.11b, IEEE 802.11g, IEEE 802.11n Wireless Security: WEP, WPA Supports System: for Android, for iOS, for Linux, for MAC OS X, for Win7 32 Features: Portable, Lightweight, High Speed Dimension: 6cm x 2.2cm x 1.4cm/2.36" x 0.87" x 0.55" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x 3G 4G Wireless Router 1 x Micro USB Cable 1 x Chinese & English User Manual