# Introduction

### Introduction

EX2 adopts QCA9531/4531 Qualcomm SOC chip. It supports Linux, OpenWRT and customized development. It is an integrated 802.11 b/g/n WIFI solution, which can be widely used in smart devices and cloud service applications, including wired Switch to wireless, 4G to WIFI, wireless camera, hard AP, router, DTU industrial 4G router, unmanned vending machine, etc.

### Application

IoT Applications; WIFI Smart Home; WIFI Security Monitoring; Industrial Control; Consumer Electronics; Wired to wireless; 4G to WIFI Sharing; Wireless Camera; Hard AP; 4G LTE Router; Unmanned Vending Machine; Portable WIFI Hotspot etc.

### Features

* Wide Voltage Input DC6V-35V With Auto Power-Off Protection; 
* Site Control, Port Mapping, DMZ Host etc.; 
* IEEE 802.11 b/gn, Max. Transmission Rate: 300Mbps; 
* Wireless Video Surveillance and Dynamic Image Transmission Supported; 
* CDMA, WCDMA, GSM, TD-SCDMA, EVDO, TDD-LTE, FDD-LTE etc. Supported; 
* Serial Port, TCP/UDP Pass-Through Data Transmission and AT Command Interactive Transmission; 
* VPN, VPDN, PPTP Client, L2TP Client Supported; 
* Auto Network Detection, Dial Failure Auto Reboot, Timing Reboot etc. Supported; 
* Wired Connection, 4G Network Backup, Auto Switch Between Wired Connection & 4G Network; 
* Hardware & Software Watchdog Crashproof Design, Running Stably; 
* Onboard 128MB DDR2 Memory, 16MB FLASH; 
* 480Mbps High-Speed USB Interface; 
* 1ch UART (DTU);
* Abundant GPIO.


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