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Quick Details

  • Place of Origin: Shanghai, China (Mainland)
  • Brand Name: BX
  • Model Number: BX-3GPRS
  • Usage: Indoor/Outdoor/Semi-outdoor
  • Tube Chip Color: single and dual color
  • Display Function: Text/Graphic/Animation

Packaging & Delivery

Packaging Details standard export pacakges
Delivery Time 3 days after payment

Product name:
P20 led module BX-3GPRS wireless cluster system


Technical support before sale

Any customerwho want to buy our BX controllers, should confirm the controller models with our technical persons in advance(u can check with us by TM ) ,if customers who bought the unsuitable models without asking our technical persons,we will not afford the result .

All the product pictures are for your reference, if there is little bit difference with reality,it is normal.


Shipment and Payment

1. We accept T/T ,Western Union or on Escrow.
2. Goods will be delivered within 1-2 working days (excluding weekends and holidays) after payment.
3. We won't be responsible for accidents, lost , delay or accurate shipping time since express service is provided by express company. 

4. Any importing charges or fees are on buyers.


Return items

1. If the controller is defective, please note us within 1-2 days after you receive the goods.

2. Returns accepted within 7 days, we will change goods for you. 

3. The controllers should be returned in it's original conditions. 

4. Buyers will afford all freight costs.


Please note that our price is EXW !


With good performance, excellent quality and best price, certainly they will lead the GPRS wireless technology application to rapid development in LED display industry.



♦ Flexible and rich display control, high performance price ratio.

♦ colorful magic frames, text & animation display.

♦ Sophisticated technology, stable quality,3.5V-6.5V wide voltage range -30°C~70°C wide work temperature.

♦ Support firmware update online, reducing the cost of development and maintenance.



1. International standard configuration, support global GSM network.(four band: 850MHz 900MHz 1800MHz 1900MHz)

2. Support Fetion configurate parameters.(multiple configuration mode:Fetion/SMS/hyperterminal/special configuration software)

3. Fast online speed (Fastest online speed is 15 seconds).

4. Support universal APN of CMCC,WCDMA and special APN of mobile operators.

5. multiple fault-tolerant design for hardware and software , fundamentally solves the common symptoms from GPRS:

    GPRS module crash

    No SMS reply or SMS hang-up

    Data communication hang-up(GPRS is online, but data sending is failure)

    GPRS is offline for long time(GPRS reply SMS but offline all the time)

6. Support wide range voltage (3.5V-6.5V) ,5 V voltage
7. Anti-poor environment ,support Wide environment temperature: -30°C~70°C


Main functions
Based on GPRS wireless network users serial data transmission, agree transmission transparent.
Support TCP/IP,UDP protocol;
Wireless links have been online, automatic reconnection calls;
Support serial debugging status;
Support dynamic domain name analysis;
Support kinds of baud rates(Defult is 57600bit/s)
Configurable on-line reporting time interval. Configurable heartbeat bag length and content.
Configurable dropped reconnect the time interval;
Support parameters DTU remote query;
Support DTU parameters configuration by SMS;
Support super terminal parameters configuration
Support configuration parameters by software configuration tools;
Configurable operators (support  general APN and Mobile operator's dedicated  APN  of China Unicom and China Mobile );
Support the function of mobile phone CODEC Technology,users could set the specific phone number personally as to send the message;
Global standard configuration ,support Global GSM network;(Four band: 850MHz  900MHz  1800MHz 1900MHz)

Technical parameters
Product name:BX-3GPRS Wireless Data Transfer Unit
Product status:Abundantly brought to market in June 2011
Maximum power : 3W (Average ≤2W)
Receiving sensitivity : ≤-107dBm
Voltage : 5V (4.8V-6V)
Work  temperature : -30°C~70°C

1. The product BX-3GPRS which leave factory on 20th ,May,2012 support sever mode;
2. GPRS products have high requirement on voltage , users would better set voltage as 5.2V with single power supply.

Notes: Because of the update, the actual functions and parameters may have some differences with the one on the website.


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China (Mainland) | Trading Company
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Supplier's Trade Assurance Limit: US $35,000
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