49 visiting now: 24 China China flag 16 USA USA flag 2 UK UK flag 1 Korea Korea flag 1 Sweden Sweden flag 1 France France flag 1 Germany Germany flag 1 Indonesia Indonesia flag 1 Italy Italy flag 1 Botswana Botswana flag

Surveillance Cell Phone Jammer P 4421g Can Be Upgraded To More Than 4 Channels - China

price: contact company for price

Product’s Description:

* Different from the current jammers in the market of RF jamming, this Smart celluar phone jammer has an external debugger, which can set parameter and operate jammer.

* Sending alarm when there is failure with jammer, working temperature supervision.

* Modularization combination, convenient for installation, easy for upgradation to future new communication system by adding module of new communication channel.


* Smart celluar phone jammer with external debugger, convenient to set and operate with jammer.

* Debugger can adjust power level and output power of any channel.

* Any channel can be closed freely

* Smart Alert

* Single module for each channel, easy for upgradation to future new communication system by adding module of new communication channel.

* Working status of each channel can be displayed by LED

* Tracking and collecting working temperature for single channel and displaying temperature.

* Setting upper and lower temperature limits, alerting automatically out of range.

* Frequency more stably and small frequency drift.


Output Frequency Average Output Power Channel Output Power

CDMA 870-880MHZ 38dBm(5W) 7dBm/30KHZ

GSM 930-960NHZ 38dBm(5W) 5dBm/30KHZ

DCS 1805-1850MHZ 33dBm(2W) 1dBm/30KHZ

3G 2110-2170MHZ 33dBm(2W) 1dBm/30KHZ

Power supply: AC/DC 12V-24V or DC5V(optional)

Total output: 13W

Jamming Range: 10-50M depending on the actual signal field strength


Bank, church, cinema, library, Meeting room, Conference Room, Oil and gas station, Prison and Jail, Court, Class room, Testing facilities, police and military purpose, Secret and Security service.

Surveillance Cell Phone Jammer P 4421g Can Be Upgraded To More Than 4 Channels

For any questions and needs please contact us below

Company Contact:

  • Phone: 865925552512

  • Address: RM.701, Suite 74, XIANG LU B district, CHANG HAO Y, XIAMEN, China

  • Email: Email

Published date: September 7, 2012 -

  • Business Description: Founded in 1996, Rodmo Technologies Co., Ltd. is a high tech company mainly engaging in researching and developing, producing and marketing, system solution of intelligent wireless communication products, telecom and security products and other high end RF products. Our technical force and quality of product both stay ahead of the other competitors in the field of RF jamming. Our products, especially remote monitoring jamming system with network administration software have been widely used in education department, military and police, prison and jail, and other national security special occasions.

    RODMO has strong and excellent R&D team, consist of a group of senior professional technicians in the field of RF jamming. We also have experienced marketing sales team which offer the best technical support and after sale service, customizing the optimal system solution according to different clients request, helping clients to reduce operation cost to the utmost.

    We are customer oriented and we will do our best to innovate technology, offering the best products and system solution with high quality and best technical support to create a win win outcome between clients and us.

Related listings

  • Annonce Gratuite Internet
    Annonce Gratuite Internet
    Communications - E-annonce - France - September 7, 2012 - contact company for price

    Ce site est entièrement gratuit pour les particuliers et les professionnels. Http:www.e-annonce.fr Annonce Gratuite Internet Please inquiry for your need now

  • Adsl2 Tester
    Adsl2 Tester
    Communications - shaanxi Foresight Electronics Co.,Ltd. - China - September 7, 2012 - contact company for price

    General Introduction : With it's rugged design, ADT-10 is the ideal hand- held tool for installing and maintaining ADSL/ADSL2+ services. It enables engineer to verify the ADSL transmission parameters as well as ADSL error test, PING test and DMM test...

  • Transceiver
    Communications - Plexda - China - September 7, 2012 - contact company for price

    The FMC-IGE series Media Converter complies with IEEE802.3z,IEEE802.3AB Standards. It is designed to convert data signal between 10/100/1000 Base-T and 1000Base-SX/LX/ZX Gigabit Ethernet. The advantages of fiber optics are wide bandwidth, EMI ...

Safe Trade Tips

  • Ask for business references and check them
  • Use a payment method that offers better protection for all such as Letters of credit and verified professional escrow services. Avoid payments in advance such as money transfers
  • Verify their business via their local Chamber of Commerce
  • Search the internet using their website address, their business name, their phone and fax numbers, and their email addresses to see if you can find any feedback about them.
  • Get to know more about scams to avoid: Internet Crime Complaint Center - International Financial Scams
  • This site is never involved in any transaction, and does not handle payments, shipping, guarantee transactions, provide escrow services, or offer "buyer protection" or "seller certification"