Written by longjing at Wednesday, 14 September 2011 03:22
Advertisements
In recent years, the phenomenon of cheating by using the cell phone has been becoming more and more serious and has become a major focus the society pays great attention to, according to which, our company researches and develops the cell phone jammer specific for the examination room to shield cell phone signal in the examination room.
It is praised highly by the examination personnel for its aesthetic appearance, convenient use, flexible move and little influence on the area beyond the examination room.
Purpose of cell phone jammer: the Cellular Phone Jammer specific for the examination room manufactured by our company only acts on mobile phone ( cell phone) communication and doesn?t interfere with other electronic equipments or do harm to human body.
It is the ideal shielding equipment for actively preventing cheating.
Feature of cell phone jammer: the product is completely consisting of the latest surface-mounted device and integrated circuit; it has characteristics of advanced performance, small volume, light weight, convenient operation, long-time working and so on; the production process strictly conforms to ISO9001 quality system.
It can work stably and reliably; it is the ideal product to cleanse the examination room, strengthen discipline in the examination room, ensure fair and impartial competitive environment.
Main functions and technical indices of cell phone jammer:
Main functions of cell phone jammer: it can effectively shield such cell phone signals as GSM900?DCS1800?PCS1900?CDMA and PHS; it only shields cell phone signal and not influence normal work of other electronic equipments; it can be used in any area over 200m away from the base station; it can stably work for a long time after switching on; the slow-start circuit design can avoid sparking phenomenon caused the mechanical switch.
2. Main technical indices of cell phone jammer: effective shielding diameter is 40m or so (dependent on strength of indoor cell phone signal); shielding signal band width: 860MHZ?885MHZ?930MHZ?960MHZZ?1800MHZ?1990MHZ; ambient temperature: -20?~+55?; relative humidity: 30%~95%; power supply voltage: input, AC 100V~240V; volume: 210mm?135mm?45mm.
The mobile phone jammer is the most convenient for use with high cost performance in the current market.
michael fassbender michael fassbender jumpstart cbi al pacino hu shame
কোন মন্তব্য নেই:
একটি মন্তব্য পোস্ট করুন