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1 Overview

1.1 Brief overview

This document describes the electrical characteristics, RF performance, dimensions and application environment of ZBT-WE2002-A. Under the introduction of this document description, end users or developers can quickly understand the hardware functions of ZBT-WE2002-A.

ZBT-WE2002-A is a home wireless router product that accesses the Internet through 4G mobile communication dial-up, and then shares the Internet network through wireless WiFi 4 and 100Mbps wired LAN.

1.2 Guideline

Relevant standard specifications:

• USB2.0 bus standard
• SIM/USIM interface standard
• IEEE802.11n/g/b
• IEEE802.3/802.3u
• 4G Mobile communication standard, which is determined by the selected 4G mobile communication module

  Network port	1* LAN port, 100Mbps supports automatic flip (Auto MDI/MDIX) Compliant with IEEE 802.3/802.3u
  	1* WAN port, 100Mbps supports automatic flip (Auto MDI/MDIX) Compliant with IEEE 802.3/802.3u
  SIM card	1* Nano SIM card interface, 1 built-in eSIM (QFN-8 6mmx5mm) card
  Power interface	1* DC power interface
  Button	1 *reset button
  Antenna	1 *omnidirectional 2.4G external antenna
  	1 *built-in 2.4G FPC antenna
  	1* omnidirectional 4G external antenna
  	1* built-in 4G FPC antenna
  4G module interface	LCC SMD module interface 1(40.6mmx30mmx1.5mm) LAN LED Connected to the Internet port is always on, and flashes when there is data communication 4G LED When the 4G module is recognized and works normally, the LED light is always on, and it is off when the 4G module is faulty 2.4G WIFI LED Always on when the 2.4G WIFI function is turned on, flashing when there is data communication, and off when the 2.4G WIFI is not turned on or the 2.4G WIFI function fails Power supply LED Always on when the power is on, off when the power fails or is not connected to the power WAN LED Connected to the Internet port is always on, and flashes when there is data communication

3 Product main features

• Using MT7620N solution, MIPS24KEc architecture CPU, the main frequency is up to 580MHZ
• Main chip integrated baseband 2.4G WIFI rate up to 300Mbps
• With 64MB DDR2, and 8MB Nor Flash
• 1WAN, 1LAN full 100M adaptive network port, support automatic flip (Auto MDI/MDIX)
• Support "one-key flashing mode", that is, long press the reset button to turn on the machine to enter the rescue flashing mode
• Built-in LCC SMD module interface (40.6mmx30mmx1.5mm), which can be used to connect 4G mobile communication module
• External standard Nano SIM card (small card) and built-in eSIM (QFN-8 6mmx5mm) card interface, support SIM/USIM card
• External WiFi and 4G antenna, wireless signal 360 degrees without dead angle
• This product supports hardware watchdog function, which can automatically restart the device when the routing system fails

4.3 Hardware Platform Introduction

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