Visonicom V4G921D is an affordable but powerful enough 4G LTE Wi-Fi Home router which provides extremely easy way for internet access. Inserting a SIM card into this 4G LTE CPE, internet will be available immediately. Plug and play, without any additional knowledge of installation and configuration of the device. It's absolutely the best choice for users in rural or suburban area without fixed internet. This LTE WiFi router helps users and telco to reduce the cost to get internet access. With external antenna the 4G router gets excellent signal where the LTE signal coverage is weak. 
Visonicom V4G921D LTE router wireless desktop 4G CPE is designed to offer fast, stable, and internet service for home and office. 
Simply put a standard 4G SIM/USIM card, the 4G/LTE mobile hotspot works with the downlink speed up to 150Mbps and uplink 50Mbps for fast mobile 4G internet access for sharing with 32 users (recommended, max 254 users theoretically) with 300Mbps WiFi transfer.
Besides FDD/TDD LTE 4G internet, it also allows multiple internet access such as PPPoE, DHCP client, Static IP, PPTP and L2TP…

Features

Global Mobile Broadband

3G/4G mobile connectivity lets you take your broadband connection with you wherever you go

High-speed Connectivity

Enjoy high-speed wireless IEEE 802.11n with speeds of up to 300 Mbps, so that you can access the Internet and transfer data quickly

Strong Security and Encryption:

A variety of powerful, yet easy to set up VPN security tools that keep connections private and secure at all

Smooth Streaming with Wireless 802.11bgn

The V4G921D uses the latest Wireless 802.11BGN technology, which provides transfer rates of up to 300Mbps. The router operates on the 2.4 GHz wireless bands and two external antennas. This allows you to browse the web, chat and e-mail using the 2.4 GHz band, while simultaneously streaming digital media and playing online games.

Designed for Optimal Wireless Coverage

The V4G921D's antennas have been carefully designed to ensure that you will get little to no dead space in any environment. The high-powered Amplifier sends the signal into the farthest corners of your home. Furthermore, the LTE Wireless 300Mbps 4-Port Fast LAN Mobile Router's multiple external antennas improve wireless reception by bringing signals to where they are most needed to achieve the best possible performance.

File Sharing Right at Your Fingertips

The V4G921D lets you connect a USB storage device and instantly share documents, movies, pictures, and music. You can put your music library on a USB drive and share it with your entire home. You can show photos on the living room TV while a family member watches a movie on their computer.
You can stream media files to multiple devices without interruption, or save them to your device for offline playback. The intuitive interface lets anyone immediately connect to a variety of entertainment options stored securely on your own storage device.

Easy to Set Up and Secure

Setting up the V4G921D is easy with the setup wizard. Simply open the setup utility and follow a few easy steps to get your home network up and running. You can also set up a secure network with the touch of a button using Wi-Fi Protected Setup (WPS). Simply press the respective WPS buttons on each device to instantly establish a secure connection to a new device. Rest assured that your network is secure with WPA/WPA2 wireless encryption and built-in dual active firewalls (SPI and NAT), so you can shop online and do your online banking with confidence.

Secure and Smooth Transmissions

The V4G921D Wireless 300Mbps 802.11BGN 4-Port Fast LAN LTE Mobile Router has built-in dual active firewalls (SPI and NAT), so you can shop online and do your online banking with confidence. It is also equipped with WPA wireless security and access control to protect your network from unauthorized access and outside threats so you can use the Internet with confidence.

Specifications:

General
Device Interfaces Four 10/100 Fast LAN Ports Power Button
One 10/100 Fast WAN Port USB 2.0 Port
802.11 b/g/n Wireless LAN WPS Button
2FF SIM card: Standard 6 PIN SIM Card Interface Reset Button
Cat 4 LTE(Qualcomm Solution)
LTE Antenna  2*5 dBi External LTE Antennas.
WiFi Antenna  2*5 dBi External Wireless Antennas.
Data Signal Rate 2.4 GHz WiFi LTE
300Mbps DL150Mbps UL 50Mbps
Standards IEEE 802.11n IEEE 802.3
IEEE 802.11g IEEE 802.3u
IEEE 802.11b IEEE 802.3az
IEEE 802.3x  
Network Protocols RFC2516 PPP over Ethernet (PPPoE)
RFC1662 PPP in HDLC-like Framing
RFC1332 PPP Internet Protocol Control Protocol
ALG (Application Level Gateways)
DHCP Client
LTE Band Qualcomm: 1/3/5/7/8/20/38/40/41
Functionality
Security WPA & WPA2 (Wi-Fi Protected Access) Wi-Fi Protected Setup (WPS)-PIN/PBC
Advanced Features Multi-language Web Setup Wizard Dual Active Firewall
UPnP Support VPN pass-through/multi-session PPTP/L2TP/IPSec
802.1p QoS L2TP Client, PPTP Client and Gre VPN, L2TPv3 VPN
Routing Features RFC768 User Datagram Protocol (UDP) Source and Destination Routing
RFC791 Internet Protocol (IP) Support DHCP Server/Client
RFC792 Internet Control Message Protocol (ICMP) Support UPnP
RFC793 Transmission Control Protocol (TCP) Support NAT,NAPT
RFC826 An Ethernet Address Resolution Protocol (ARP) Support DMZ
RFC862 Echo Protocol Support IP QoS
Support IP routing Support IGMP Proxy
Support transparent bridging Support IPv6
Management Features Device Configuration, Management and Update WAN Management Protocol (TR-069)
Web based GUI PSI configuration file upload and download
Command Line Interface via serial port, telnet, or SSH Date/time Update from SNTP Internet Time Server
Universal Plug and Play (UPnP) Internet Gateway Device  
(IGDv1.0)
Physical
Dimensions 210*150*37 mm (8.26*5.91*1.46 inches)
Weight 475.7 Grams (1.05 pounds)
Power Input: 100 ~ 240 V Output: 12 V/1A
Temperature Operating: 0 to 45 °C (32 to 113 °F) Storage:-20 to 70 °C (-4 to 158 °F)
Humidity 10 % to 95 % non-condensing
Certifications CE