Feature:  Professional intelligent hotel WiFi device， together with 3G/4G WiFi router function.  WiFi router mode， support wired to WiFi， WiFi to WiFi function.  Bulit-in 5000mAh portable power， no need the use of external power supply to device.  1A/2.1A intelligent quick charge function， low noise， suit for most of the smart phones and tablets.  Support WEB remote firmware upgrade， can get the latest firmware free.  Support local WEB management， Chinese and English configuration interface.  Adopt the original creation D/A temperature compensated auto frequency control technology (TAFC)， make sure the lasting stability to ensure that the WiFi signal is not dropped.  Original creation VDNS virtual domain configuration technology to solve the user’s trouble of configuration.  Support connecting more than 20pcs WiFi terminal at the same time.  Support WPA-PSK/WPA2-PSK; 64/128/WEP security mechanism.  The transmission distance (without obstacle) is up to 100m.  Specifications:  Hardware:  Protocol standard: IEEE 802.11g. IEEE 802.11b. IEEE 802.11n  Rate of transmission: 300Mbps  Antenna: Built-in Intelligent Omnidirectional antenna  WiFi mode option: 11n only， 11b/g/n mixed， 11b/g mixed， 11g only， 11b only  WiFi intelligent bridge mode: AP Station(WiFi hotspot)mode， suit for hotel rooms;AP Client (WiFi client) mode， suit for IP TV， STBs; Repeater(WiFi signal repeater) mode， can extend WiFi transmission distance;Hotel wired to WiFi， plug and play  3G/4G router mode: Play and plug， no need any configuration， automatically connect 3G wireless data network  Wireless security: WiFi MAC address filter;Wireless security function switch; 64/128/WEP encryption;WPA-PSK/WPA2-PSK， WPA/WPA2 security mechanism  WAN port connection type supported: PPPoE， Dynamic IP， Static IP， L2TP， PPTP， WIFI; DNS client  WiFi router mode: IP and MAC address binding against ARP attacks (WiFi router mode support);IP address filter (WiFi router mode support);Domain filter (WiFi router mode support);Mac address filter  Forward rules: Port forwarding (WiFi router mode support);Virtual Service (WiFi router mode support); DMZ Host(WiFi router mode support)  Item weight: 115g / 4.04oz  Item size: 95 * 63 * 17mm / 3.8 * 2.5 * 0.6in  Package weight: 151g / 5.33oz  Package size: 14 * 10 * 2.5mm / 5.5 * 3.9 * 1.0in  Package List:  1 * Magic 4G WiFi Repeater  1 * Micro USB Cable  1 * User Manual (English)