Welcome to Appliances-China.com!   Sign In | Join Free Appliances-China | Search | Resources | Chinese

Shenzhen Kingbird Network Technology Co., Ltd.

plug and play!! industrail wireless modem,gprs sms modem with rs232/485

Computer & Accessory
plug and play!! industrail wireless modem,gprs sms modem with rs232/485


Offer Type: Sell

Offer Category: Computer & Accessory  -  Modems

Offer Post Time: 2013-04-10

Serial Code:

Model: kb3022




Minimum Order Quantity: Unknown

Price: 0.00 USD

Detailed Product Description

industrial gsm/gprs modem with rs485/rs232
1.Standard industrial products
2.Embedded AT command
3.Quad band:850-1900Mhz


Detailed Product Description

wireless rs485/rs232 gsm/gprs modem
1.Standard industrial products
2.Reliable, flexible
3.easy to use
4.AT command

 KB3023 - KB3023


wireless gsm/gprs  rs485 gps gprs gsm 

KB3022 GPRS MODEM is used in electric power automatic system, industry monitoring, traffic management, atmosphere, POS, vending machine, Mobile Banking, pro-environment, pipe network monitoring, finance, securities departments and so on. Especially suit for the situation which have no condition to connect with Internet in remote mountain. To meet the networking request of all kinds of applications, KB3022 support flexible network plan. It is applicable to small and medium data transmitting of the Center to multi-points, multi-points scatter.


 Product Feature

l        Standard industrial products, EMC anti-jamming design, strong adaptiveness.

l        Independent research and developing, embedded 32 bit ARM7-CPU with real-time operating system.

l        Support four frequency band: GSM850MHz/EGSM900MHz, DCS1800MHz/PCS1900MHz

l        Two working mode: SMS Modem (system default) and Modem. When set to Modem, single standard AT command (GSM07.05 and 07.07). When SMS Modem, user can set the message transmission with Single protocol or without protocol (Transparent).

l        Various networking ways: Under SMS Modem, the device with protocol (A) can network with the device without protocol (B), the device with protocol (A) also can network with the device with protocol (A).

l        Working temperature range: -40°C-80°C, communication is not effected at -40°C.

l        Plug and play: Reliable, flexible, easy to use and management

l        In these two modes, device can send the MAX data 512 byte a time to KB3022.

l        Under SMS Modem, support Sending and Receiving Data form: hex, ASC, UCS2. User is advised to set this parameter through our configuration software before use it.


Technical Specification

Frequency Band



GPRS Mobile Station

Class B

GPRS Multi-slot

Class 12

GPRS Coding


Output Power:

Class 4 (2W) at GSM850MHz and GSM900MHz

Class 1 (1W) at DCS1800MHz and PCS1900MHz

Compatible standard

AT command(GSM07.05 and 07.07)

Basic function


extend command, SMS, USSD, CSD, Embed TCP/IP Protocol, Support IP address or domain name, Embed TCP/IP Protocol, Support special APN

Electric Specificity

Work Voltage

5V~24V DC


Standby: < 50mA@5V

communicating< 200mA@5V

Working Temperature:  


Storage Temperature:


Relative Humidity:

20%~ 95%(No Condensation)